Home / 47,423,429.92-65,408,223.90-40,819,258

Finding the Fourth Proportional to 47,423,429.92, 65,408,223.90 and 40,819,258

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Solution

The fourth proportional to 47,423,429.92, 65,408,223.90 and 40,819,258 is: 56,299,495.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,423,429.92 : 65,408,223.90 = 40,819,258 : x
  2. Step 2: Convert to fraction form
    47,423,429.92/65,408,223.90 = 40,819,258/x
  3. Step 3: Cross multiply
    47,423,429.92x = 65,408,223.90 × 40,819,258
  4. Step 4: Simplify right side
    47,423,429.92x = 2,669,915,166,695,866
  5. Step 5: Solve for x
    x = 2,669,915,166,695,866/47,423,429.92
  6. Step 6: Final answer
    x = 56,299,495.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.