Home / 10,071,407.15-15,111,575.99-5,277,956.75

Finding the Fourth Proportional to 10,071,407.15, 15,111,575.99 and 5,277,956.75

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Solution

The fourth proportional to 10,071,407.15, 15,111,575.99 and 5,277,956.75 is: 7,919,275.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071,407.15 : 15,111,575.99 = 5,277,956.75 : x
  2. Step 2: Convert to fraction form
    10,071,407.15/15,111,575.99 = 5,277,956.75/x
  3. Step 3: Cross multiply
    10,071,407.15x = 15,111,575.99 × 5,277,956.75
  4. Step 4: Simplify right side
    10,071,407.15x = 79,758,244,499,558.44
  5. Step 5: Solve for x
    x = 79,758,244,499,558.44/10,071,407.15
  6. Step 6: Final answer
    x = 7,919,275.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.