Home / 70,672,953.60-106,011,792.34-19,550,691.36

Finding the Fourth Proportional to 70,672,953.60, 106,011,792.34 and 19,550,691.36

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Solution

The fourth proportional to 70,672,953.60, 106,011,792.34 and 19,550,691.36 is: 29,326,690.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,672,953.60 : 106,011,792.34 = 19,550,691.36 : x
  2. Step 2: Convert to fraction form
    70,672,953.60/106,011,792.34 = 19,550,691.36/x
  3. Step 3: Cross multiply
    70,672,953.60x = 106,011,792.34 × 19,550,691.36
  4. Step 4: Simplify right side
    70,672,953.60x = 2,072,603,832,559,752.25
  5. Step 5: Solve for x
    x = 2,072,603,832,559,752.25/70,672,953.60
  6. Step 6: Final answer
    x = 29,326,690.44

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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.