Home / 38,600,585.16-57,902,739.90-12,692,312.90

Finding the Fourth Proportional to 38,600,585.16, 57,902,739.90 and 12,692,312.90

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Solution

The fourth proportional to 38,600,585.16, 57,902,739.90 and 12,692,312.90 is: 19,039,081.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,600,585.16 : 57,902,739.90 = 12,692,312.90 : x
  2. Step 2: Convert to fraction form
    38,600,585.16/57,902,739.90 = 12,692,312.90/x
  3. Step 3: Cross multiply
    38,600,585.16x = 57,902,739.90 × 12,692,312.90
  4. Step 4: Simplify right side
    38,600,585.16x = 734,919,692,578,114.75
  5. Step 5: Solve for x
    x = 734,919,692,578,114.75/38,600,585.16
  6. Step 6: Final answer
    x = 19,039,081.65

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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.