Home / 5,432,870.10-8,146,352.70-2,238,319.20

Finding the Fourth Proportional to 5,432,870.10, 8,146,352.70 and 2,238,319.20

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Solution

The fourth proportional to 5,432,870.10, 8,146,352.70 and 2,238,319.20 is: 3,356,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,870.10 : 8,146,352.70 = 2,238,319.20 : x
  2. Step 2: Convert to fraction form
    5,432,870.10/8,146,352.70 = 2,238,319.20/x
  3. Step 3: Cross multiply
    5,432,870.10x = 8,146,352.70 × 2,238,319.20
  4. Step 4: Simplify right side
    5,432,870.10x = 18,234,137,658,381.84
  5. Step 5: Solve for x
    x = 18,234,137,658,381.84/5,432,870.10
  6. Step 6: Final answer
    x = 3,356,262.40

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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.