Home / 10,597,848.10-15,880,442.55-7,889,467.30

Finding the Fourth Proportional to 10,597,848.10, 15,880,442.55 and 7,889,467.30

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Solution

The fourth proportional to 10,597,848.10, 15,880,442.55 and 7,889,467.30 is: 11,822,044.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,597,848.10 : 15,880,442.55 = 7,889,467.30 : x
  2. Step 2: Convert to fraction form
    10,597,848.10/15,880,442.55 = 7,889,467.30/x
  3. Step 3: Cross multiply
    10,597,848.10x = 15,880,442.55 × 7,889,467.30
  4. Step 4: Simplify right side
    10,597,848.10x = 125,288,232,207,753.62
  5. Step 5: Solve for x
    x = 125,288,232,207,753.62/10,597,848.10
  6. Step 6: Final answer
    x = 11,822,044.53

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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.