Home / 7,011,043.40-10,514,596.80-2,220,201.20

Finding the Fourth Proportional to 7,011,043.40, 10,514,596.80 and 2,220,201.20

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Solution

The fourth proportional to 7,011,043.40, 10,514,596.80 and 2,220,201.20 is: 3,329,678.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011,043.40 : 10,514,596.80 = 2,220,201.20 : x
  2. Step 2: Convert to fraction form
    7,011,043.40/10,514,596.80 = 2,220,201.20/x
  3. Step 3: Cross multiply
    7,011,043.40x = 10,514,596.80 × 2,220,201.20
  4. Step 4: Simplify right side
    7,011,043.40x = 23,344,520,432,876.16
  5. Step 5: Solve for x
    x = 23,344,520,432,876.16/7,011,043.40
  6. Step 6: Final answer
    x = 3,329,678.49

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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.