Home / 29,700,774.78-40,988,963.36-16,648,037.07

Finding the Fourth Proportional to 29,700,774.78, 40,988,963.36 and 16,648,037.07

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Solution

The fourth proportional to 29,700,774.78, 40,988,963.36 and 16,648,037.07 is: 22,975,352.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,700,774.78 : 40,988,963.36 = 16,648,037.07 : x
  2. Step 2: Convert to fraction form
    29,700,774.78/40,988,963.36 = 16,648,037.07/x
  3. Step 3: Cross multiply
    29,700,774.78x = 40,988,963.36 × 16,648,037.07
  4. Step 4: Simplify right side
    29,700,774.78x = 682,385,781,549,778.62
  5. Step 5: Solve for x
    x = 682,385,781,549,778.62/29,700,774.78
  6. Step 6: Final answer
    x = 22,975,352.88

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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.