Home / 49,486,010.40-74,229,015.60-43,108,718.40

Finding the Fourth Proportional to 49,486,010.40, 74,229,015.60 and 43,108,718.40

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Solution

The fourth proportional to 49,486,010.40, 74,229,015.60 and 43,108,718.40 is: 64,663,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,486,010.40 : 74,229,015.60 = 43,108,718.40 : x
  2. Step 2: Convert to fraction form
    49,486,010.40/74,229,015.60 = 43,108,718.40/x
  3. Step 3: Cross multiply
    49,486,010.40x = 74,229,015.60 × 43,108,718.40
  4. Step 4: Simplify right side
    49,486,010.40x = 3,199,917,730,609,606.50
  5. Step 5: Solve for x
    x = 3,199,917,730,609,606.50/49,486,010.40
  6. Step 6: Final answer
    x = 64,663,077.60

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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.