Home / 42,773,939.20-64,160,908.80-25,767,827.20

Finding the Fourth Proportional to 42,773,939.20, 64,160,908.80 and 25,767,827.20

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Solution

The fourth proportional to 42,773,939.20, 64,160,908.80 and 25,767,827.20 is: 38,651,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,773,939.20 : 64,160,908.80 = 25,767,827.20 : x
  2. Step 2: Convert to fraction form
    42,773,939.20/64,160,908.80 = 25,767,827.20/x
  3. Step 3: Cross multiply
    42,773,939.20x = 64,160,908.80 × 25,767,827.20
  4. Step 4: Simplify right side
    42,773,939.20x = 1,653,287,210,953,359.25
  5. Step 5: Solve for x
    x = 1,653,287,210,953,359.25/42,773,939.20
  6. Step 6: Final answer
    x = 38,651,740.80

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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.