Home / 12,953,343.60-19,414,463.40-5,376,409.20

Finding the Fourth Proportional to 12,953,343.60, 19,414,463.40 and 5,376,409.20

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Solution

The fourth proportional to 12,953,343.60, 19,414,463.40 and 5,376,409.20 is: 8,058,158.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953,343.60 : 19,414,463.40 = 5,376,409.20 : x
  2. Step 2: Convert to fraction form
    12,953,343.60/19,414,463.40 = 5,376,409.20/x
  3. Step 3: Cross multiply
    12,953,343.60x = 19,414,463.40 × 5,376,409.20
  4. Step 4: Simplify right side
    12,953,343.60x = 104,380,099,636,823.28
  5. Step 5: Solve for x
    x = 104,380,099,636,823.28/12,953,343.60
  6. Step 6: Final answer
    x = 8,058,158.79

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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.