Home / 9,642,209.67-13,306,633.13-5,291,451.68

Finding the Fourth Proportional to 9,642,209.67, 13,306,633.13 and 5,291,451.68

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Solution

The fourth proportional to 9,642,209.67, 13,306,633.13 and 5,291,451.68 is: 7,302,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642,209.67 : 13,306,633.13 = 5,291,451.68 : x
  2. Step 2: Convert to fraction form
    9,642,209.67/13,306,633.13 = 5,291,451.68/x
  3. Step 3: Cross multiply
    9,642,209.67x = 13,306,633.13 × 5,291,451.68
  4. Step 4: Simplify right side
    9,642,209.67x = 70,411,406,177,577.62
  5. Step 5: Solve for x
    x = 70,411,406,177,577.62/9,642,209.67
  6. Step 6: Final answer
    x = 7,302,413.93

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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.