Home / 8,484,382.08-11,708,521.92-7,841,462.40

Finding the Fourth Proportional to 8,484,382.08, 11,708,521.92 and 7,841,462.40

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Solution

The fourth proportional to 8,484,382.08, 11,708,521.92 and 7,841,462.40 is: 10,821,287.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,484,382.08 : 11,708,521.92 = 7,841,462.40 : x
  2. Step 2: Convert to fraction form
    8,484,382.08/11,708,521.92 = 7,841,462.40/x
  3. Step 3: Cross multiply
    8,484,382.08x = 11,708,521.92 × 7,841,462.40
  4. Step 4: Simplify right side
    8,484,382.08x = 91,811,934,395,255.81
  5. Step 5: Solve for x
    x = 91,811,934,395,255.81/8,484,382.08
  6. Step 6: Final answer
    x = 10,821,287.10

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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.