Home / 14,043,333.40-21,065,000.10-9,788,306.20

Finding the Fourth Proportional to 14,043,333.40, 21,065,000.10 and 9,788,306.20

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Solution

The fourth proportional to 14,043,333.40, 21,065,000.10 and 9,788,306.20 is: 14,682,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043,333.40 : 21,065,000.10 = 9,788,306.20 : x
  2. Step 2: Convert to fraction form
    14,043,333.40/21,065,000.10 = 9,788,306.20/x
  3. Step 3: Cross multiply
    14,043,333.40x = 21,065,000.10 × 9,788,306.20
  4. Step 4: Simplify right side
    14,043,333.40x = 206,190,671,081,830.62
  5. Step 5: Solve for x
    x = 206,190,671,081,830.62/14,043,333.40
  6. Step 6: Final answer
    x = 14,682,459.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.