Home / 51,127,531.29-70,557,734.29-30,237,471.31

Finding the Fourth Proportional to 51,127,531.29, 70,557,734.29 and 30,237,471.31

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Solution

The fourth proportional to 51,127,531.29, 70,557,734.29 and 30,237,471.31 is: 41,728,740.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,127,531.29 : 70,557,734.29 = 30,237,471.31 : x
  2. Step 2: Convert to fraction form
    51,127,531.29/70,557,734.29 = 30,237,471.31/x
  3. Step 3: Cross multiply
    51,127,531.29x = 70,557,734.29 × 30,237,471.31
  4. Step 4: Simplify right side
    51,127,531.29x = 2,133,487,466,451,040.50
  5. Step 5: Solve for x
    x = 2,133,487,466,451,040.50/51,127,531.29
  6. Step 6: Final answer
    x = 41,728,740.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.