Home / 47,261,437.20-70,885,856.70-13,179,929.04

Finding the Fourth Proportional to 47,261,437.20, 70,885,856.70 and 13,179,929.04

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Solution

The fourth proportional to 47,261,437.20, 70,885,856.70 and 13,179,929.04 is: 19,768,136.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,261,437.20 : 70,885,856.70 = 13,179,929.04 : x
  2. Step 2: Convert to fraction form
    47,261,437.20/70,885,856.70 = 13,179,929.04/x
  3. Step 3: Cross multiply
    47,261,437.20x = 70,885,856.70 × 13,179,929.04
  4. Step 4: Simplify right side
    47,261,437.20x = 934,270,561,245,608.50
  5. Step 5: Solve for x
    x = 934,270,561,245,608.50/47,261,437.20
  6. Step 6: Final answer
    x = 19,768,136.91

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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.