Home / 8,238,842.16-12,349,612.32-2,772,039.18

Finding the Fourth Proportional to 8,238,842.16, 12,349,612.32 and 2,772,039.18

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Solution

The fourth proportional to 8,238,842.16, 12,349,612.32 and 2,772,039.18 is: 4,155,148.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238,842.16 : 12,349,612.32 = 2,772,039.18 : x
  2. Step 2: Convert to fraction form
    8,238,842.16/12,349,612.32 = 2,772,039.18/x
  3. Step 3: Cross multiply
    8,238,842.16x = 12,349,612.32 × 2,772,039.18
  4. Step 4: Simplify right side
    8,238,842.16x = 34,233,609,208,850.70
  5. Step 5: Solve for x
    x = 34,233,609,208,850.70/8,238,842.16
  6. Step 6: Final answer
    x = 4,155,148.08

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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.