Home / 25,664,428.80-38,484,046.08-12,695,595.35

Finding the Fourth Proportional to 25,664,428.80, 38,484,046.08 and 12,695,595.35

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Solution

The fourth proportional to 25,664,428.80, 38,484,046.08 and 12,695,595.35 is: 19,037,161.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664,428.80 : 38,484,046.08 = 12,695,595.35 : x
  2. Step 2: Convert to fraction form
    25,664,428.80/38,484,046.08 = 12,695,595.35/x
  3. Step 3: Cross multiply
    25,664,428.80x = 38,484,046.08 × 12,695,595.35
  4. Step 4: Simplify right side
    25,664,428.80x = 488,577,876,270,013.50
  5. Step 5: Solve for x
    x = 488,577,876,270,013.50/25,664,428.80
  6. Step 6: Final answer
    x = 19,037,161.52

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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.