Home / 62,136,809.68-85,785,580.04-55,242,248.40

Finding the Fourth Proportional to 62,136,809.68, 85,785,580.04 and 55,242,248.40

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Solution

The fourth proportional to 62,136,809.68, 85,785,580.04 and 55,242,248.40 is: 76,267,004.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,136,809.68 : 85,785,580.04 = 55,242,248.40 : x
  2. Step 2: Convert to fraction form
    62,136,809.68/85,785,580.04 = 55,242,248.40/x
  3. Step 3: Cross multiply
    62,136,809.68x = 85,785,580.04 × 55,242,248.40
  4. Step 4: Simplify right side
    62,136,809.68x = 4,738,988,321,707,762
  5. Step 5: Solve for x
    x = 4,738,988,321,707,762/62,136,809.68
  6. Step 6: Final answer
    x = 76,267,004.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.