Home / 7,881,818.06-10,876,909.02-4,260,146.06

Finding the Fourth Proportional to 7,881,818.06, 10,876,909.02 and 4,260,146.06

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Solution

The fourth proportional to 7,881,818.06, 10,876,909.02 and 4,260,146.06 is: 5,879,001.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,818.06 : 10,876,909.02 = 4,260,146.06 : x
  2. Step 2: Convert to fraction form
    7,881,818.06/10,876,909.02 = 4,260,146.06/x
  3. Step 3: Cross multiply
    7,881,818.06x = 10,876,909.02 × 4,260,146.06
  4. Step 4: Simplify right side
    7,881,818.06x = 46,337,221,106,531.45
  5. Step 5: Solve for x
    x = 46,337,221,106,531.45/7,881,818.06
  6. Step 6: Final answer
    x = 5,879,001.62

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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.