Home / 34,127,347.28-47,095,905.75-18,657,432.68

Finding the Fourth Proportional to 34,127,347.28, 47,095,905.75 and 18,657,432.68

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Solution

The fourth proportional to 34,127,347.28, 47,095,905.75 and 18,657,432.68 is: 25,747,348.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,127,347.28 : 47,095,905.75 = 18,657,432.68 : x
  2. Step 2: Convert to fraction form
    34,127,347.28/47,095,905.75 = 18,657,432.68/x
  3. Step 3: Cross multiply
    34,127,347.28x = 47,095,905.75 × 18,657,432.68
  4. Step 4: Simplify right side
    34,127,347.28x = 878,688,691,034,249.88
  5. Step 5: Solve for x
    x = 878,688,691,034,249.88/34,127,347.28
  6. Step 6: Final answer
    x = 25,747,348.13

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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.