Home / 7,117,823.48-9,822,545.06-3,854,562.51

Finding the Fourth Proportional to 7,117,823.48, 9,822,545.06 and 3,854,562.51

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Solution

The fourth proportional to 7,117,823.48, 9,822,545.06 and 3,854,562.51 is: 5,319,268.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,823.48 : 9,822,545.06 = 3,854,562.51 : x
  2. Step 2: Convert to fraction form
    7,117,823.48/9,822,545.06 = 3,854,562.51/x
  3. Step 3: Cross multiply
    7,117,823.48x = 9,822,545.06 × 3,854,562.51
  4. Step 4: Simplify right side
    7,117,823.48x = 37,861,613,950,698.10
  5. Step 5: Solve for x
    x = 37,861,613,950,698.10/7,117,823.48
  6. Step 6: Final answer
    x = 5,319,268.46

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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.