Home / 11,853,044.20-17,779,566.30-10,621,325.80

Finding the Fourth Proportional to 11,853,044.20, 17,779,566.30 and 10,621,325.80

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Solution

The fourth proportional to 11,853,044.20, 17,779,566.30 and 10,621,325.80 is: 15,931,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,853,044.20 : 17,779,566.30 = 10,621,325.80 : x
  2. Step 2: Convert to fraction form
    11,853,044.20/17,779,566.30 = 10,621,325.80/x
  3. Step 3: Cross multiply
    11,853,044.20x = 17,779,566.30 × 10,621,325.80
  4. Step 4: Simplify right side
    11,853,044.20x = 188,842,566,255,000.56
  5. Step 5: Solve for x
    x = 188,842,566,255,000.56/11,853,044.20
  6. Step 6: Final answer
    x = 15,931,988.70

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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.