Home / 7,911,700.20-11,867,550.30-2,592,916.20

Finding the Fourth Proportional to 7,911,700.20, 11,867,550.30 and 2,592,916.20

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Solution

The fourth proportional to 7,911,700.20, 11,867,550.30 and 2,592,916.20 is: 3,889,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,911,700.20 : 11,867,550.30 = 2,592,916.20 : x
  2. Step 2: Convert to fraction form
    7,911,700.20/11,867,550.30 = 2,592,916.20/x
  3. Step 3: Cross multiply
    7,911,700.20x = 11,867,550.30 × 2,592,916.20
  4. Step 4: Simplify right side
    7,911,700.20x = 30,771,563,427,184.86
  5. Step 5: Solve for x
    x = 30,771,563,427,184.86/7,911,700.20
  6. Step 6: Final answer
    x = 3,889,374.30

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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.