Home / 42,767,423.10-64,009,417.05-39,366,200.70

Finding the Fourth Proportional to 42,767,423.10, 64,009,417.05 and 39,366,200.70

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Solution

The fourth proportional to 42,767,423.10, 64,009,417.05 and 39,366,200.70 is: 58,918,854.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,767,423.10 : 64,009,417.05 = 39,366,200.70 : x
  2. Step 2: Convert to fraction form
    42,767,423.10/64,009,417.05 = 39,366,200.70/x
  3. Step 3: Cross multiply
    42,767,423.10x = 64,009,417.05 × 39,366,200.70
  4. Step 4: Simplify right side
    42,767,423.10x = 2,519,807,558,280,302
  5. Step 5: Solve for x
    x = 2,519,807,558,280,302/42,767,423.10
  6. Step 6: Final answer
    x = 58,918,854.02

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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.