Home / 9,708,709.80-14,572,395.90-4,921,804.20

Finding the Fourth Proportional to 9,708,709.80, 14,572,395.90 and 4,921,804.20

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Solution

The fourth proportional to 9,708,709.80, 14,572,395.90 and 4,921,804.20 is: 7,387,436.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708,709.80 : 14,572,395.90 = 4,921,804.20 : x
  2. Step 2: Convert to fraction form
    9,708,709.80/14,572,395.90 = 4,921,804.20/x
  3. Step 3: Cross multiply
    9,708,709.80x = 14,572,395.90 × 4,921,804.20
  4. Step 4: Simplify right side
    9,708,709.80x = 71,722,479,344,682.78
  5. Step 5: Solve for x
    x = 71,722,479,344,682.78/9,708,709.80
  6. Step 6: Final answer
    x = 7,387,436.73

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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.