Home / 7,565,699.38-10,428,468.57-5,117,417.58

Finding the Fourth Proportional to 7,565,699.38, 10,428,468.57 and 5,117,417.58

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Solution

The fourth proportional to 7,565,699.38, 10,428,468.57 and 5,117,417.58 is: 7,053,786.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565,699.38 : 10,428,468.57 = 5,117,417.58 : x
  2. Step 2: Convert to fraction form
    7,565,699.38/10,428,468.57 = 5,117,417.58/x
  3. Step 3: Cross multiply
    7,565,699.38x = 10,428,468.57 × 5,117,417.58
  4. Step 4: Simplify right side
    7,565,699.38x = 53,366,828,353,488.70
  5. Step 5: Solve for x
    x = 53,366,828,353,488.70/7,565,699.38
  6. Step 6: Final answer
    x = 7,053,786.53

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Double scale
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1.5x scale

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.