Home / 55,488,005.40-83,232,008.10-28,614,149.40

Finding the Fourth Proportional to 55,488,005.40, 83,232,008.10 and 28,614,149.40

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Solution

The fourth proportional to 55,488,005.40, 83,232,008.10 and 28,614,149.40 is: 42,921,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,488,005.40 : 83,232,008.10 = 28,614,149.40 : x
  2. Step 2: Convert to fraction form
    55,488,005.40/83,232,008.10 = 28,614,149.40/x
  3. Step 3: Cross multiply
    55,488,005.40x = 83,232,008.10 × 28,614,149.40
  4. Step 4: Simplify right side
    55,488,005.40x = 2,381,613,114,635,410
  5. Step 5: Solve for x
    x = 2,381,613,114,635,410/55,488,005.40
  6. Step 6: Final answer
    x = 42,921,224.10

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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.