Home / 34,127,346.78-47,095,905.06-18,657,432.18

Finding the Fourth Proportional to 34,127,346.78, 47,095,905.06 and 18,657,432.18

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Solution

The fourth proportional to 34,127,346.78, 47,095,905.06 and 18,657,432.18 is: 25,747,347.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,127,346.78 : 47,095,905.06 = 18,657,432.18 : x
  2. Step 2: Convert to fraction form
    34,127,346.78/47,095,905.06 = 18,657,432.18/x
  3. Step 3: Cross multiply
    34,127,346.78x = 47,095,905.06 × 18,657,432.18
  4. Step 4: Simplify right side
    34,127,346.78x = 878,688,654,612,668.88
  5. Step 5: Solve for x
    x = 878,688,654,612,668.88/34,127,346.78
  6. Step 6: Final answer
    x = 25,747,347.44

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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.