Home / 29,123,931.40-43,685,897.10-28,746,017.80

Finding the Fourth Proportional to 29,123,931.40, 43,685,897.10 and 28,746,017.80

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Solution

The fourth proportional to 29,123,931.40, 43,685,897.10 and 28,746,017.80 is: 43,119,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123,931.40 : 43,685,897.10 = 28,746,017.80 : x
  2. Step 2: Convert to fraction form
    29,123,931.40/43,685,897.10 = 28,746,017.80/x
  3. Step 3: Cross multiply
    29,123,931.40x = 43,685,897.10 × 28,746,017.80
  4. Step 4: Simplify right side
    29,123,931.40x = 1,255,795,575,645,568.50
  5. Step 5: Solve for x
    x = 1,255,795,575,645,568.50/29,123,931.40
  6. Step 6: Final answer
    x = 43,119,026.70

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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.