Home / 5,432,900.10-8,146,397.70-2,238,349.20

Finding the Fourth Proportional to 5,432,900.10, 8,146,397.70 and 2,238,349.20

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Solution

The fourth proportional to 5,432,900.10, 8,146,397.70 and 2,238,349.20 is: 3,356,307.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,900.10 : 8,146,397.70 = 2,238,349.20 : x
  2. Step 2: Convert to fraction form
    5,432,900.10/8,146,397.70 = 2,238,349.20/x
  3. Step 3: Cross multiply
    5,432,900.10x = 8,146,397.70 × 2,238,349.20
  4. Step 4: Simplify right side
    5,432,900.10x = 18,234,482,774,676.84
  5. Step 5: Solve for x
    x = 18,234,482,774,676.84/5,432,900.10
  6. Step 6: Final answer
    x = 3,356,307.39

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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.