Home / 63,830,328.76-95,758,944.18-20,696,168.65

Finding the Fourth Proportional to 63,830,328.76, 95,758,944.18 and 20,696,168.65

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Solution

The fourth proportional to 63,830,328.76, 95,758,944.18 and 20,696,168.65 is: 31,048,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,830,328.76 : 95,758,944.18 = 20,696,168.65 : x
  2. Step 2: Convert to fraction form
    63,830,328.76/95,758,944.18 = 20,696,168.65/x
  3. Step 3: Cross multiply
    63,830,328.76x = 95,758,944.18 × 20,696,168.65
  4. Step 4: Simplify right side
    63,830,328.76x = 1,981,843,258,495,216
  5. Step 5: Solve for x
    x = 1,981,843,258,495,216/63,830,328.76
  6. Step 6: Final answer
    x = 31,048,614.30

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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.