Home / 13,293,702.47-19,940,551.43-4,202,182.18

Finding the Fourth Proportional to 13,293,702.47, 19,940,551.43 and 4,202,182.18

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Solution

The fourth proportional to 13,293,702.47, 19,940,551.43 and 4,202,182.18 is: 6,303,272.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293,702.47 : 19,940,551.43 = 4,202,182.18 : x
  2. Step 2: Convert to fraction form
    13,293,702.47/19,940,551.43 = 4,202,182.18/x
  3. Step 3: Cross multiply
    13,293,702.47x = 19,940,551.43 × 4,202,182.18
  4. Step 4: Simplify right side
    13,293,702.47x = 83,793,829,878,519.52
  5. Step 5: Solve for x
    x = 83,793,829,878,519.52/13,293,702.47
  6. Step 6: Final answer
    x = 6,303,272.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.