Home / 12,058,276.69-16,640,573.28-6,551,743.90

Finding the Fourth Proportional to 12,058,276.69, 16,640,573.28 and 6,551,743.90

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Solution

The fourth proportional to 12,058,276.69, 16,640,573.28 and 6,551,743.90 is: 9,041,488.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058,276.69 : 16,640,573.28 = 6,551,743.90 : x
  2. Step 2: Convert to fraction form
    12,058,276.69/16,640,573.28 = 6,551,743.90/x
  3. Step 3: Cross multiply
    12,058,276.69x = 16,640,573.28 × 6,551,743.90
  4. Step 4: Simplify right side
    12,058,276.69x = 109,024,774,479,743
  5. Step 5: Solve for x
    x = 109,024,774,479,743/12,058,276.69
  6. Step 6: Final answer
    x = 9,041,488.87

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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.