Home / 8,729,803.69-12,047,132.40-5,060,847.13

Finding the Fourth Proportional to 8,729,803.69, 12,047,132.40 and 5,060,847.13

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Solution

The fourth proportional to 8,729,803.69, 12,047,132.40 and 5,060,847.13 is: 6,983,970.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,803.69 : 12,047,132.40 = 5,060,847.13 : x
  2. Step 2: Convert to fraction form
    8,729,803.69/12,047,132.40 = 5,060,847.13/x
  3. Step 3: Cross multiply
    8,729,803.69x = 12,047,132.40 × 5,060,847.13
  4. Step 4: Simplify right side
    8,729,803.69x = 60,968,695,431,270.02
  5. Step 5: Solve for x
    x = 60,968,695,431,270.02/8,729,803.69
  6. Step 6: Final answer
    x = 6,983,970.96

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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.