Home / 62,136,586.71-85,785,272.28-55,242,025.47

Finding the Fourth Proportional to 62,136,586.71, 85,785,272.28 and 55,242,025.47

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Solution

The fourth proportional to 62,136,586.71, 85,785,272.28 and 55,242,025.47 is: 76,266,696.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,136,586.71 : 85,785,272.28 = 55,242,025.47 : x
  2. Step 2: Convert to fraction form
    62,136,586.71/85,785,272.28 = 55,242,025.47/x
  3. Step 3: Cross multiply
    62,136,586.71x = 85,785,272.28 × 55,242,025.47
  4. Step 4: Simplify right side
    62,136,586.71x = 4,738,952,196,242,645
  5. Step 5: Solve for x
    x = 4,738,952,196,242,645/62,136,586.71
  6. Step 6: Final answer
    x = 76,266,696.44

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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.