Home / 14,043,334.40-21,065,001.60-9,788,307.20

Finding the Fourth Proportional to 14,043,334.40, 21,065,001.60 and 9,788,307.20

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Solution

The fourth proportional to 14,043,334.40, 21,065,001.60 and 9,788,307.20 is: 14,682,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043,334.40 : 21,065,001.60 = 9,788,307.20 : x
  2. Step 2: Convert to fraction form
    14,043,334.40/21,065,001.60 = 9,788,307.20/x
  3. Step 3: Cross multiply
    14,043,334.40x = 21,065,001.60 × 9,788,307.20
  4. Step 4: Simplify right side
    14,043,334.40x = 206,190,706,829,291.53
  5. Step 5: Solve for x
    x = 206,190,706,829,291.53/14,043,334.40
  6. Step 6: Final answer
    x = 14,682,460.80

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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.