Home / 51,227,341.76-70,695,417.84-28,021,937.96

Finding the Fourth Proportional to 51,227,341.76, 70,695,417.84 and 28,021,937.96

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Solution

The fourth proportional to 51,227,341.76, 70,695,417.84 and 28,021,937.96 is: 38,671,196.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,227,341.76 : 70,695,417.84 = 28,021,937.96 : x
  2. Step 2: Convert to fraction form
    51,227,341.76/70,695,417.84 = 28,021,937.96/x
  3. Step 3: Cross multiply
    51,227,341.76x = 70,695,417.84 × 28,021,937.96
  4. Step 4: Simplify right side
    51,227,341.76x = 1,981,022,612,768,757.25
  5. Step 5: Solve for x
    x = 1,981,022,612,768,757.25/51,227,341.76
  6. Step 6: Final answer
    x = 38,671,196.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.