Home / 9,708,605.47-13,398,197.36-5,298,572.58

Finding the Fourth Proportional to 9,708,605.47, 13,398,197.36 and 5,298,572.58

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Solution

The fourth proportional to 9,708,605.47, 13,398,197.36 and 5,298,572.58 is: 7,312,205.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708,605.47 : 13,398,197.36 = 5,298,572.58 : x
  2. Step 2: Convert to fraction form
    9,708,605.47/13,398,197.36 = 5,298,572.58/x
  3. Step 3: Cross multiply
    9,708,605.47x = 13,398,197.36 × 5,298,572.58
  4. Step 4: Simplify right side
    9,708,605.47x = 70,991,321,153,124.39
  5. Step 5: Solve for x
    x = 70,991,321,153,124.39/9,708,605.47
  6. Step 6: Final answer
    x = 7,312,205.79

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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.