Home / 7,881,810.06-10,876,897.98-4,260,138.06

Finding the Fourth Proportional to 7,881,810.06, 10,876,897.98 and 4,260,138.06

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Solution

The fourth proportional to 7,881,810.06, 10,876,897.98 and 4,260,138.06 is: 5,878,990.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,810.06 : 10,876,897.98 = 4,260,138.06 : x
  2. Step 2: Convert to fraction form
    7,881,810.06/10,876,897.98 = 4,260,138.06/x
  3. Step 3: Cross multiply
    7,881,810.06x = 10,876,897.98 × 4,260,138.06
  4. Step 4: Simplify right side
    7,881,810.06x = 46,337,087,059,335.12
  5. Step 5: Solve for x
    x = 46,337,087,059,335.12/7,881,810.06
  6. Step 6: Final answer
    x = 5,878,990.58

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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.