Home / 34,684,721.16-47,867,854.52-19,219,656.84

Finding the Fourth Proportional to 34,684,721.16, 47,867,854.52 and 19,219,656.84

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Solution

The fourth proportional to 34,684,721.16, 47,867,854.52 and 19,219,656.84 is: 26,524,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,684,721.16 : 47,867,854.52 = 19,219,656.84 : x
  2. Step 2: Convert to fraction form
    34,684,721.16/47,867,854.52 = 19,219,656.84/x
  3. Step 3: Cross multiply
    34,684,721.16x = 47,867,854.52 × 19,219,656.84
  4. Step 4: Simplify right side
    34,684,721.16x = 920,003,737,541,443
  5. Step 5: Solve for x
    x = 920,003,737,541,443/34,684,721.16
  6. Step 6: Final answer
    x = 26,524,755.19

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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.