Home / 7,485,397.20-11,228,095.80-5,944,218.30

Finding the Fourth Proportional to 7,485,397.20, 11,228,095.80 and 5,944,218.30

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Solution

The fourth proportional to 7,485,397.20, 11,228,095.80 and 5,944,218.30 is: 8,916,327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,397.20 : 11,228,095.80 = 5,944,218.30 : x
  2. Step 2: Convert to fraction form
    7,485,397.20/11,228,095.80 = 5,944,218.30/x
  3. Step 3: Cross multiply
    7,485,397.20x = 11,228,095.80 × 5,944,218.30
  4. Step 4: Simplify right side
    7,485,397.20x = 66,742,252,528,513.14
  5. Step 5: Solve for x
    x = 66,742,252,528,513.14/7,485,397.20
  6. Step 6: Final answer
    x = 8,916,327.45

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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.