Home / 29,643,951.70-40,909,931.88-16,413,128.50

Finding the Fourth Proportional to 29,643,951.70, 40,909,931.88 and 16,413,128.50

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Solution

The fourth proportional to 29,643,951.70, 40,909,931.88 and 16,413,128.50 is: 22,650,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,643,951.70 : 40,909,931.88 = 16,413,128.50 : x
  2. Step 2: Convert to fraction form
    29,643,951.70/40,909,931.88 = 16,413,128.50/x
  3. Step 3: Cross multiply
    29,643,951.70x = 40,909,931.88 × 16,413,128.50
  4. Step 4: Simplify right side
    29,643,951.70x = 671,459,968,872,686.62
  5. Step 5: Solve for x
    x = 671,459,968,872,686.62/29,643,951.70
  6. Step 6: Final answer
    x = 22,650,825.22

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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.