Home / 34,292,382.40-47,323,321.52-18,822,730.24

Finding the Fourth Proportional to 34,292,382.40, 47,323,321.52 and 18,822,730.24

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Solution

The fourth proportional to 34,292,382.40, 47,323,321.52 and 18,822,730.24 is: 25,975,276.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,292,382.40 : 47,323,321.52 = 18,822,730.24 : x
  2. Step 2: Convert to fraction form
    34,292,382.40/47,323,321.52 = 18,822,730.24/x
  3. Step 3: Cross multiply
    34,292,382.40x = 47,323,321.52 × 18,822,730.24
  4. Step 4: Simplify right side
    34,292,382.40x = 890,754,115,031,746.75
  5. Step 5: Solve for x
    x = 890,754,115,031,746.75/34,292,382.40
  6. Step 6: Final answer
    x = 25,975,276.51

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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.