Home / 25,172,445.56-37,758,886.86-8,133,120.32

Finding the Fourth Proportional to 25,172,445.56, 37,758,886.86 and 8,133,120.32

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Solution

The fourth proportional to 25,172,445.56, 37,758,886.86 and 8,133,120.32 is: 12,199,751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,172,445.56 : 37,758,886.86 = 8,133,120.32 : x
  2. Step 2: Convert to fraction form
    25,172,445.56/37,758,886.86 = 8,133,120.32/x
  3. Step 3: Cross multiply
    25,172,445.56x = 37,758,886.86 × 8,133,120.32
  4. Step 4: Simplify right side
    25,172,445.56x = 307,097,569,981,647
  5. Step 5: Solve for x
    x = 307,097,569,981,647/25,172,445.56
  6. Step 6: Final answer
    x = 12,199,751.08

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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.