Home / 7,669,393.92-10,583,985.20-4,231,856.40

Finding the Fourth Proportional to 7,669,393.92, 10,583,985.20 and 4,231,856.40

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Solution

The fourth proportional to 7,669,393.92, 10,583,985.20 and 4,231,856.40 is: 5,840,084.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669,393.92 : 10,583,985.20 = 4,231,856.40 : x
  2. Step 2: Convert to fraction form
    7,669,393.92/10,583,985.20 = 4,231,856.40/x
  3. Step 3: Cross multiply
    7,669,393.92x = 10,583,985.20 × 4,231,856.40
  4. Step 4: Simplify right side
    7,669,393.92x = 44,789,905,506,125.28
  5. Step 5: Solve for x
    x = 44,789,905,506,125.28/7,669,393.92
  6. Step 6: Final answer
    x = 5,840,084.10

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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.