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Finding the Fourth Proportional to 9,679,644.92, 14,482,985.70 and 5,774,660.84

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Solution

The fourth proportional to 9,679,644.92, 14,482,985.70 and 5,774,660.84 is: 8,640,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679,644.92 : 14,482,985.70 = 5,774,660.84 : x
  2. Step 2: Convert to fraction form
    9,679,644.92/14,482,985.70 = 5,774,660.84/x
  3. Step 3: Cross multiply
    9,679,644.92x = 14,482,985.70 × 5,774,660.84
  4. Step 4: Simplify right side
    9,679,644.92x = 83,634,330,368,069.98
  5. Step 5: Solve for x
    x = 83,634,330,368,069.98/9,679,644.92
  6. Step 6: Final answer
    x = 8,640,227.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.