Home / 4,774,890.30-7,162,335.45-4,680,411.90

Finding the Fourth Proportional to 4,774,890.30, 7,162,335.45 and 4,680,411.90

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Solution

The fourth proportional to 4,774,890.30, 7,162,335.45 and 4,680,411.90 is: 7,020,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774,890.30 : 7,162,335.45 = 4,680,411.90 : x
  2. Step 2: Convert to fraction form
    4,774,890.30/7,162,335.45 = 4,680,411.90/x
  3. Step 3: Cross multiply
    4,774,890.30x = 7,162,335.45 × 4,680,411.90
  4. Step 4: Simplify right side
    4,774,890.30x = 33,522,680,071,971.86
  5. Step 5: Solve for x
    x = 33,522,680,071,971.86/4,774,890.30
  6. Step 6: Final answer
    x = 7,020,617.85

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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.