Home / 8,729,876.64-12,045,995.54-4,957,810.32

Finding the Fourth Proportional to 8,729,876.64, 12,045,995.54 and 4,957,810.32

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Solution

The fourth proportional to 8,729,876.64, 12,045,995.54 and 4,957,810.32 is: 6,841,077.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,876.64 : 12,045,995.54 = 4,957,810.32 : x
  2. Step 2: Convert to fraction form
    8,729,876.64/12,045,995.54 = 4,957,810.32/x
  3. Step 3: Cross multiply
    8,729,876.64x = 12,045,995.54 × 4,957,810.32
  4. Step 4: Simplify right side
    8,729,876.64x = 59,721,761,002,885.97
  5. Step 5: Solve for x
    x = 59,721,761,002,885.97/8,729,876.64
  6. Step 6: Final answer
    x = 6,841,077.31

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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.