Home / 9,708,685.08-13,398,306.92-5,298,651.51

Finding the Fourth Proportional to 9,708,685.08, 13,398,306.92 and 5,298,651.51

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Solution

The fourth proportional to 9,708,685.08, 13,398,306.92 and 5,298,651.51 is: 7,312,314.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708,685.08 : 13,398,306.92 = 5,298,651.51 : x
  2. Step 2: Convert to fraction form
    9,708,685.08/13,398,306.92 = 5,298,651.51/x
  3. Step 3: Cross multiply
    9,708,685.08x = 13,398,306.92 × 5,298,651.51
  4. Step 4: Simplify right side
    9,708,685.08x = 70,992,959,166,608.19
  5. Step 5: Solve for x
    x = 70,992,959,166,608.19/9,708,685.08
  6. Step 6: Final answer
    x = 7,312,314.55

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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.