Home / 10,734,769-14,813,981.22-5,905,769.32

Finding the Fourth Proportional to 10,734,769, 14,813,981.22 and 5,905,769.32

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Solution

The fourth proportional to 10,734,769, 14,813,981.22 and 5,905,769.32 is: 8,149,961.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,734,769 : 14,813,981.22 = 5,905,769.32 : x
  2. Step 2: Convert to fraction form
    10,734,769/14,813,981.22 = 5,905,769.32/x
  3. Step 3: Cross multiply
    10,734,769x = 14,813,981.22 × 5,905,769.32
  4. Step 4: Simplify right side
    10,734,769x = 87,487,955,796,132.17
  5. Step 5: Solve for x
    x = 87,487,955,796,132.17/10,734,769
  6. Step 6: Final answer
    x = 8,149,961.66

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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.