Home / 10,859,329.68-14,988,484.79-6,215,806.85

Finding the Fourth Proportional to 10,859,329.68, 14,988,484.79 and 6,215,806.85

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Solution

The fourth proportional to 10,859,329.68, 14,988,484.79 and 6,215,806.85 is: 8,579,307.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859,329.68 : 14,988,484.79 = 6,215,806.85 : x
  2. Step 2: Convert to fraction form
    10,859,329.68/14,988,484.79 = 6,215,806.85/x
  3. Step 3: Cross multiply
    10,859,329.68x = 14,988,484.79 × 6,215,806.85
  4. Step 4: Simplify right side
    10,859,329.68x = 93,165,526,322,781.34
  5. Step 5: Solve for x
    x = 93,165,526,322,781.34/10,859,329.68
  6. Step 6: Final answer
    x = 8,579,307.29

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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.