Home / 15,229,904.04-21,017,071.50-8,703,458.76

Finding the Fourth Proportional to 15,229,904.04, 21,017,071.50 and 8,703,458.76

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Solution

The fourth proportional to 15,229,904.04, 21,017,071.50 and 8,703,458.76 is: 12,010,661.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,229,904.04 : 21,017,071.50 = 8,703,458.76 : x
  2. Step 2: Convert to fraction form
    15,229,904.04/21,017,071.50 = 8,703,458.76/x
  3. Step 3: Cross multiply
    15,229,904.04x = 21,017,071.50 × 8,703,458.76
  4. Step 4: Simplify right side
    15,229,904.04x = 182,921,215,056,221.34
  5. Step 5: Solve for x
    x = 182,921,215,056,221.34/15,229,904.04
  6. Step 6: Final answer
    x = 12,010,661.04

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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.