Home / 45,455,849.76-68,193,849.78-13,105,227.63

Finding the Fourth Proportional to 45,455,849.76, 68,193,849.78 and 13,105,227.63

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Solution

The fourth proportional to 45,455,849.76, 68,193,849.78 and 13,105,227.63 is: 19,660,746.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,455,849.76 : 68,193,849.78 = 13,105,227.63 : x
  2. Step 2: Convert to fraction form
    45,455,849.76/68,193,849.78 = 13,105,227.63/x
  3. Step 3: Cross multiply
    45,455,849.76x = 68,193,849.78 × 13,105,227.63
  4. Step 4: Simplify right side
    45,455,849.76x = 893,695,924,332,925.50
  5. Step 5: Solve for x
    x = 893,695,924,332,925.50/45,455,849.76
  6. Step 6: Final answer
    x = 19,660,746.18

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1.5x scale

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.