Home / 9,207,498.80-13,811,248.20-7,790,322.80

Finding the Fourth Proportional to 9,207,498.80, 13,811,248.20 and 7,790,322.80

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Solution

The fourth proportional to 9,207,498.80, 13,811,248.20 and 7,790,322.80 is: 11,685,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207,498.80 : 13,811,248.20 = 7,790,322.80 : x
  2. Step 2: Convert to fraction form
    9,207,498.80/13,811,248.20 = 7,790,322.80/x
  3. Step 3: Cross multiply
    9,207,498.80x = 13,811,248.20 × 7,790,322.80
  4. Step 4: Simplify right side
    9,207,498.80x = 107,594,081,748,918.95
  5. Step 5: Solve for x
    x = 107,594,081,748,918.95/9,207,498.80
  6. Step 6: Final answer
    x = 11,685,484.20

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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.