Home / 7,695,637.20-11,535,841.80-3,645,005.40

Finding the Fourth Proportional to 7,695,637.20, 11,535,841.80 and 3,645,005.40

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Solution

The fourth proportional to 7,695,637.20, 11,535,841.80 and 3,645,005.40 is: 5,463,901.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695,637.20 : 11,535,841.80 = 3,645,005.40 : x
  2. Step 2: Convert to fraction form
    7,695,637.20/11,535,841.80 = 3,645,005.40/x
  3. Step 3: Cross multiply
    7,695,637.20x = 11,535,841.80 × 3,645,005.40
  4. Step 4: Simplify right side
    7,695,637.20x = 42,048,205,654,545.72
  5. Step 5: Solve for x
    x = 42,048,205,654,545.72/7,695,637.20
  6. Step 6: Final answer
    x = 5,463,901.76

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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.