Home / 28,350,395.56-42,506,697.66-13,773,428.20

Finding the Fourth Proportional to 28,350,395.56, 42,506,697.66 and 13,773,428.20

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Solution

The fourth proportional to 28,350,395.56, 42,506,697.66 and 13,773,428.20 is: 20,650,962.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,350,395.56 : 42,506,697.66 = 13,773,428.20 : x
  2. Step 2: Convert to fraction form
    28,350,395.56/42,506,697.66 = 13,773,428.20/x
  3. Step 3: Cross multiply
    28,350,395.56x = 42,506,697.66 × 13,773,428.20
  4. Step 4: Simplify right side
    28,350,395.56x = 585,462,948,239,117.88
  5. Step 5: Solve for x
    x = 585,462,948,239,117.88/28,350,395.56
  6. Step 6: Final answer
    x = 20,650,962.24

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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.