Home / 8,423,894.11-11,632,060.08-5,331,872.20

Finding the Fourth Proportional to 8,423,894.11, 11,632,060.08 and 5,331,872.20

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Solution

The fourth proportional to 8,423,894.11, 11,632,060.08 and 5,331,872.20 is: 7,362,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423,894.11 : 11,632,060.08 = 5,331,872.20 : x
  2. Step 2: Convert to fraction form
    8,423,894.11/11,632,060.08 = 5,331,872.20/x
  3. Step 3: Cross multiply
    8,423,894.11x = 11,632,060.08 × 5,331,872.20
  4. Step 4: Simplify right side
    8,423,894.11x = 62,020,657,769,281.78
  5. Step 5: Solve for x
    x = 62,020,657,769,281.78/8,423,894.11
  6. Step 6: Final answer
    x = 7,362,468.82

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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.