Home / 31,435,281.40-47,152,922.10-29,947,246.60

Finding the Fourth Proportional to 31,435,281.40, 47,152,922.10 and 29,947,246.60

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Solution

The fourth proportional to 31,435,281.40, 47,152,922.10 and 29,947,246.60 is: 44,920,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,435,281.40 : 47,152,922.10 = 29,947,246.60 : x
  2. Step 2: Convert to fraction form
    31,435,281.40/47,152,922.10 = 29,947,246.60/x
  3. Step 3: Cross multiply
    31,435,281.40x = 47,152,922.10 × 29,947,246.60
  4. Step 4: Simplify right side
    31,435,281.40x = 1,412,100,186,039,290
  5. Step 5: Solve for x
    x = 1,412,100,186,039,290/31,435,281.40
  6. Step 6: Final answer
    x = 44,920,869.90

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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.