Home / 7,818,581.17-11,717,657.82-4,360,182.85

Finding the Fourth Proportional to 7,818,581.17, 11,717,657.82 and 4,360,182.85

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Solution

The fourth proportional to 7,818,581.17, 11,717,657.82 and 4,360,182.85 is: 6,534,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,818,581.17 : 11,717,657.82 = 4,360,182.85 : x
  2. Step 2: Convert to fraction form
    7,818,581.17/11,717,657.82 = 4,360,182.85/x
  3. Step 3: Cross multiply
    7,818,581.17x = 11,717,657.82 × 4,360,182.85
  4. Step 4: Simplify right side
    7,818,581.17x = 51,091,130,668,932.38
  5. Step 5: Solve for x
    x = 51,091,130,668,932.38/7,818,581.17
  6. Step 6: Final answer
    x = 6,534,578.28

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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.