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Finding the Fourth Proportional to 8,834,903.82, 12,194,332.29 and 5,400,024.30

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Solution

The fourth proportional to 8,834,903.82, 12,194,332.29 and 5,400,024.30 is: 7,453,356.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834,903.82 : 12,194,332.29 = 5,400,024.30 : x
  2. Step 2: Convert to fraction form
    8,834,903.82/12,194,332.29 = 5,400,024.30/x
  3. Step 3: Cross multiply
    8,834,903.82x = 12,194,332.29 × 5,400,024.30
  4. Step 4: Simplify right side
    8,834,903.82x = 65,849,690,688,274.64
  5. Step 5: Solve for x
    x = 65,849,690,688,274.64/8,834,903.82
  6. Step 6: Final answer
    x = 7,453,356.83

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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.