Home / 14,217,384.53-19,619,931.52-7,690,997.90

Finding the Fourth Proportional to 14,217,384.53, 19,619,931.52 and 7,690,997.90

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Solution

The fourth proportional to 14,217,384.53, 19,619,931.52 and 7,690,997.90 is: 10,613,545.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,384.53 : 19,619,931.52 = 7,690,997.90 : x
  2. Step 2: Convert to fraction form
    14,217,384.53/19,619,931.52 = 7,690,997.90/x
  3. Step 3: Cross multiply
    14,217,384.53x = 19,619,931.52 × 7,690,997.90
  4. Step 4: Simplify right side
    14,217,384.53x = 150,896,852,118,463.81
  5. Step 5: Solve for x
    x = 150,896,852,118,463.81/14,217,384.53
  6. Step 6: Final answer
    x = 10,613,545.11

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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.