Home / 9,886,959.60-14,817,997.80-8,767,215.60

Finding the Fourth Proportional to 9,886,959.60, 14,817,997.80 and 8,767,215.60

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Solution

The fourth proportional to 9,886,959.60, 14,817,997.80 and 8,767,215.60 is: 13,139,790.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886,959.60 : 14,817,997.80 = 8,767,215.60 : x
  2. Step 2: Convert to fraction form
    9,886,959.60/14,817,997.80 = 8,767,215.60/x
  3. Step 3: Cross multiply
    9,886,959.60x = 14,817,997.80 × 8,767,215.60
  4. Step 4: Simplify right side
    9,886,959.60x = 129,912,581,472,925.69
  5. Step 5: Solve for x
    x = 129,912,581,472,925.69/9,886,959.60
  6. Step 6: Final answer
    x = 13,139,790.87

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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.