Home / 8,047,487.70-12,071,231.55-2,656,970.10

Finding the Fourth Proportional to 8,047,487.70, 12,071,231.55 and 2,656,970.10

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Solution

The fourth proportional to 8,047,487.70, 12,071,231.55 and 2,656,970.10 is: 3,985,455.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,487.70 : 12,071,231.55 = 2,656,970.10 : x
  2. Step 2: Convert to fraction form
    8,047,487.70/12,071,231.55 = 2,656,970.10/x
  3. Step 3: Cross multiply
    8,047,487.70x = 12,071,231.55 × 2,656,970.10
  4. Step 4: Simplify right side
    8,047,487.70x = 32,072,901,298,526.66
  5. Step 5: Solve for x
    x = 32,072,901,298,526.66/8,047,487.70
  6. Step 6: Final answer
    x = 3,985,455.15

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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.