Home / 10,890,034.20-16,335,051.30-7,306,853.40

Finding the Fourth Proportional to 10,890,034.20, 16,335,051.30 and 7,306,853.40

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Solution

The fourth proportional to 10,890,034.20, 16,335,051.30 and 7,306,853.40 is: 10,960,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,034.20 : 16,335,051.30 = 7,306,853.40 : x
  2. Step 2: Convert to fraction form
    10,890,034.20/16,335,051.30 = 7,306,853.40/x
  3. Step 3: Cross multiply
    10,890,034.20x = 16,335,051.30 × 7,306,853.40
  4. Step 4: Simplify right side
    10,890,034.20x = 119,357,825,130,579.44
  5. Step 5: Solve for x
    x = 119,357,825,130,579.44/10,890,034.20
  6. Step 6: Final answer
    x = 10,960,280.10

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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.