Home / 8,497,196.47-12,733,430.86-5,251,805.11

Finding the Fourth Proportional to 8,497,196.47, 12,733,430.86 and 5,251,805.11

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Solution

The fourth proportional to 8,497,196.47, 12,733,430.86 and 5,251,805.11 is: 7,870,066.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,497,196.47 : 12,733,430.86 = 5,251,805.11 : x
  2. Step 2: Convert to fraction form
    8,497,196.47/12,733,430.86 = 5,251,805.11/x
  3. Step 3: Cross multiply
    8,497,196.47x = 12,733,430.86 × 5,251,805.11
  4. Step 4: Simplify right side
    8,497,196.47x = 66,873,497,258,379.70
  5. Step 5: Solve for x
    x = 66,873,497,258,379.70/8,497,196.47
  6. Step 6: Final answer
    x = 7,870,066.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.