Home / 28,176,176.40-42,315,586.20-24,648,982.80

Finding the Fourth Proportional to 28,176,176.40, 42,315,586.20 and 24,648,982.80

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Solution

The fourth proportional to 28,176,176.40, 42,315,586.20 and 24,648,982.80 is: 37,018,371.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,176,176.40 : 42,315,586.20 = 24,648,982.80 : x
  2. Step 2: Convert to fraction form
    28,176,176.40/42,315,586.20 = 24,648,982.80/x
  3. Step 3: Cross multiply
    28,176,176.40x = 42,315,586.20 × 24,648,982.80
  4. Step 4: Simplify right side
    28,176,176.40x = 1,043,036,156,415,717.50
  5. Step 5: Solve for x
    x = 1,043,036,156,415,717.50/28,176,176.40
  6. Step 6: Final answer
    x = 37,018,371.18

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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.