Home / 30,966,117.48-42,730,821.42-17,214,244.20

Finding the Fourth Proportional to 30,966,117.48, 42,730,821.42 and 17,214,244.20

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Solution

The fourth proportional to 30,966,117.48, 42,730,821.42 and 17,214,244.20 is: 23,754,311.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,966,117.48 : 42,730,821.42 = 17,214,244.20 : x
  2. Step 2: Convert to fraction form
    30,966,117.48/42,730,821.42 = 17,214,244.20/x
  3. Step 3: Cross multiply
    30,966,117.48x = 42,730,821.42 × 17,214,244.20
  4. Step 4: Simplify right side
    30,966,117.48x = 735,578,794,790,470.75
  5. Step 5: Solve for x
    x = 735,578,794,790,470.75/30,966,117.48
  6. Step 6: Final answer
    x = 23,754,311.31

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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.