Home / 47,237,598.40-70,811,815.20-25,640,363.20

Finding the Fourth Proportional to 47,237,598.40, 70,811,815.20 and 25,640,363.20

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Solution

The fourth proportional to 47,237,598.40, 70,811,815.20 and 25,640,363.20 is: 38,436,345.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,237,598.40 : 70,811,815.20 = 25,640,363.20 : x
  2. Step 2: Convert to fraction form
    47,237,598.40/70,811,815.20 = 25,640,363.20/x
  3. Step 3: Cross multiply
    47,237,598.40x = 70,811,815.20 × 25,640,363.20
  4. Step 4: Simplify right side
    47,237,598.40x = 1,815,640,660,579,280.75
  5. Step 5: Solve for x
    x = 1,815,640,660,579,280.75/47,237,598.40
  6. Step 6: Final answer
    x = 38,436,345.67

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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.