Home / 12,886,502.40-19,335,283.20-6,582,758.40

Finding the Fourth Proportional to 12,886,502.40, 19,335,283.20 and 6,582,758.40

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Solution

The fourth proportional to 12,886,502.40, 19,335,283.20 and 6,582,758.40 is: 9,876,962.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,886,502.40 : 19,335,283.20 = 6,582,758.40 : x
  2. Step 2: Convert to fraction form
    12,886,502.40/19,335,283.20 = 6,582,758.40/x
  3. Step 3: Cross multiply
    12,886,502.40x = 19,335,283.20 × 6,582,758.40
  4. Step 4: Simplify right side
    12,886,502.40x = 127,279,497,901,178.88
  5. Step 5: Solve for x
    x = 127,279,497,901,178.88/12,886,502.40
  6. Step 6: Final answer
    x = 9,876,962.26

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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.