Home / 14,342,214.68-19,791,753.52-7,815,710.96

Finding the Fourth Proportional to 14,342,214.68, 19,791,753.52 and 7,815,710.96

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Solution

The fourth proportional to 14,342,214.68, 19,791,753.52 and 7,815,710.96 is: 10,785,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,214.68 : 19,791,753.52 = 7,815,710.96 : x
  2. Step 2: Convert to fraction form
    14,342,214.68/19,791,753.52 = 7,815,710.96/x
  3. Step 3: Cross multiply
    14,342,214.68x = 19,791,753.52 × 7,815,710.96
  4. Step 4: Simplify right side
    14,342,214.68x = 154,686,624,903,882.56
  5. Step 5: Solve for x
    x = 154,686,624,903,882.56/14,342,214.68
  6. Step 6: Final answer
    x = 10,785,407.16

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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.