Home / 55,648,443.40-83,433,785.10-32,917,640.20

Finding the Fourth Proportional to 55,648,443.40, 83,433,785.10 and 32,917,640.20

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Solution

The fourth proportional to 55,648,443.40, 83,433,785.10 and 32,917,640.20 is: 49,353,461.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,648,443.40 : 83,433,785.10 = 32,917,640.20 : x
  2. Step 2: Convert to fraction form
    55,648,443.40/83,433,785.10 = 32,917,640.20/x
  3. Step 3: Cross multiply
    55,648,443.40x = 83,433,785.10 × 32,917,640.20
  4. Step 4: Simplify right side
    55,648,443.40x = 2,746,443,318,445,921
  5. Step 5: Solve for x
    x = 2,746,443,318,445,921/55,648,443.40
  6. Step 6: Final answer
    x = 49,353,461.67

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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.