Home / 13,893,495.40-20,840,243.10-9,358,532.20

Finding the Fourth Proportional to 13,893,495.40, 20,840,243.10 and 9,358,532.20

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Solution

The fourth proportional to 13,893,495.40, 20,840,243.10 and 9,358,532.20 is: 14,037,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893,495.40 : 20,840,243.10 = 9,358,532.20 : x
  2. Step 2: Convert to fraction form
    13,893,495.40/20,840,243.10 = 9,358,532.20/x
  3. Step 3: Cross multiply
    13,893,495.40x = 20,840,243.10 × 9,358,532.20
  4. Step 4: Simplify right side
    13,893,495.40x = 195,034,086,107,177.81
  5. Step 5: Solve for x
    x = 195,034,086,107,177.81/13,893,495.40
  6. Step 6: Final answer
    x = 14,037,798.30

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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.