Home / 8,700,805.79-12,007,194.06-4,780,644.17

Finding the Fourth Proportional to 8,700,805.79, 12,007,194.06 and 4,780,644.17

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Solution

The fourth proportional to 8,700,805.79, 12,007,194.06 and 4,780,644.17 is: 6,597,334.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,700,805.79 : 12,007,194.06 = 4,780,644.17 : x
  2. Step 2: Convert to fraction form
    8,700,805.79/12,007,194.06 = 4,780,644.17/x
  3. Step 3: Cross multiply
    8,700,805.79x = 12,007,194.06 × 4,780,644.17
  4. Step 4: Simplify right side
    8,700,805.79x = 57,402,122,238,889.08
  5. Step 5: Solve for x
    x = 57,402,122,238,889.08/8,700,805.79
  6. Step 6: Final answer
    x = 6,597,334.04

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Double scale
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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.