Home / 23,176,746.53-31,985,526.80-15,322,612.89

Finding the Fourth Proportional to 23,176,746.53, 31,985,526.80 and 15,322,612.89

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Solution

The fourth proportional to 23,176,746.53, 31,985,526.80 and 15,322,612.89 is: 21,146,274.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,176,746.53 : 31,985,526.80 = 15,322,612.89 : x
  2. Step 2: Convert to fraction form
    23,176,746.53/31,985,526.80 = 15,322,612.89/x
  3. Step 3: Cross multiply
    23,176,746.53x = 31,985,526.80 × 15,322,612.89
  4. Step 4: Simplify right side
    23,176,746.53x = 490,101,845,277,427
  5. Step 5: Solve for x
    x = 490,101,845,277,427/23,176,746.53
  6. Step 6: Final answer
    x = 21,146,274.55

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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.