Home / 47,408,919.71-71,113,407.20-13,330,265.58

Finding the Fourth Proportional to 47,408,919.71, 71,113,407.20 and 13,330,265.58

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Solution

The fourth proportional to 47,408,919.71, 71,113,407.20 and 13,330,265.58 is: 19,995,406.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,408,919.71 : 71,113,407.20 = 13,330,265.58 : x
  2. Step 2: Convert to fraction form
    47,408,919.71/71,113,407.20 = 13,330,265.58/x
  3. Step 3: Cross multiply
    47,408,919.71x = 71,113,407.20 × 13,330,265.58
  4. Step 4: Simplify right side
    47,408,919.71x = 947,960,604,258,021.38
  5. Step 5: Solve for x
    x = 947,960,604,258,021.38/47,408,919.71
  6. Step 6: Final answer
    x = 19,995,406.14

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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.