Home / 9,788,581.47-13,508,625.45-6,697,587.75

Finding the Fourth Proportional to 9,788,581.47, 13,508,625.45 and 6,697,587.75

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Solution

The fourth proportional to 9,788,581.47, 13,508,625.45 and 6,697,587.75 is: 9,242,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788,581.47 : 13,508,625.45 = 6,697,587.75 : x
  2. Step 2: Convert to fraction form
    9,788,581.47/13,508,625.45 = 6,697,587.75/x
  3. Step 3: Cross multiply
    9,788,581.47x = 13,508,625.45 × 6,697,587.75
  4. Step 4: Simplify right side
    9,788,581.47x = 90,475,204,333,258.23
  5. Step 5: Solve for x
    x = 90,475,204,333,258.23/9,788,581.47
  6. Step 6: Final answer
    x = 9,242,933.17

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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.