Home / 34,215,152.80-47,216,970.56-18,744,904.48

Finding the Fourth Proportional to 34,215,152.80, 47,216,970.56 and 18,744,904.48

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Solution

The fourth proportional to 34,215,152.80, 47,216,970.56 and 18,744,904.48 is: 25,868,000.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,215,152.80 : 47,216,970.56 = 18,744,904.48 : x
  2. Step 2: Convert to fraction form
    34,215,152.80/47,216,970.56 = 18,744,904.48/x
  3. Step 3: Cross multiply
    34,215,152.80x = 47,216,970.56 × 18,744,904.48
  4. Step 4: Simplify right side
    34,215,152.80x = 885,077,602,982,172.12
  5. Step 5: Solve for x
    x = 885,077,602,982,172.12/34,215,152.80
  6. Step 6: Final answer
    x = 25,868,000.89

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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.