Home / 20,501,573.13-30,752,657.78-5,355,506.25

Finding the Fourth Proportional to 20,501,573.13, 30,752,657.78 and 5,355,506.25

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Solution

The fourth proportional to 20,501,573.13, 30,752,657.78 and 5,355,506.25 is: 8,033,337.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,501,573.13 : 30,752,657.78 = 5,355,506.25 : x
  2. Step 2: Convert to fraction form
    20,501,573.13/30,752,657.78 = 5,355,506.25/x
  3. Step 3: Cross multiply
    20,501,573.13x = 30,752,657.78 × 5,355,506.25
  4. Step 4: Simplify right side
    20,501,573.13x = 164,696,050,918,123.59
  5. Step 5: Solve for x
    x = 164,696,050,918,123.59/20,501,573.13
  6. Step 6: Final answer
    x = 8,033,337.24

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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.