Home / 15,986,135.80-23,982,702.90-5,201,601.40

Finding the Fourth Proportional to 15,986,135.80, 23,982,702.90 and 5,201,601.40

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Solution

The fourth proportional to 15,986,135.80, 23,982,702.90 and 5,201,601.40 is: 7,803,540.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986,135.80 : 23,982,702.90 = 5,201,601.40 : x
  2. Step 2: Convert to fraction form
    15,986,135.80/23,982,702.90 = 5,201,601.40/x
  3. Step 3: Cross multiply
    15,986,135.80x = 23,982,702.90 × 5,201,601.40
  4. Step 4: Simplify right side
    15,986,135.80x = 124,748,460,980,424.06
  5. Step 5: Solve for x
    x = 124,748,460,980,424.06/15,986,135.80
  6. Step 6: Final answer
    x = 7,803,540.68

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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.