Home / 10,830,487.56-14,937,463.44-9,204,278.10

Finding the Fourth Proportional to 10,830,487.56, 14,937,463.44 and 9,204,278.10

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Solution

The fourth proportional to 10,830,487.56, 14,937,463.44 and 9,204,278.10 is: 12,694,587.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830,487.56 : 14,937,463.44 = 9,204,278.10 : x
  2. Step 2: Convert to fraction form
    10,830,487.56/14,937,463.44 = 9,204,278.10/x
  3. Step 3: Cross multiply
    10,830,487.56x = 14,937,463.44 × 9,204,278.10
  4. Step 4: Simplify right side
    10,830,487.56x = 137,488,567,610,342.66
  5. Step 5: Solve for x
    x = 137,488,567,610,342.66/10,830,487.56
  6. Step 6: Final answer
    x = 12,694,587.09

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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.