Home / 20,458,925.09-30,697,377.29-10,741,280.07

Finding the Fourth Proportional to 20,458,925.09, 30,697,377.29 and 10,741,280.07

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Solution

The fourth proportional to 20,458,925.09, 30,697,377.29 and 10,741,280.07 is: 16,116,639.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,458,925.09 : 30,697,377.29 = 10,741,280.07 : x
  2. Step 2: Convert to fraction form
    20,458,925.09/30,697,377.29 = 10,741,280.07/x
  3. Step 3: Cross multiply
    20,458,925.09x = 30,697,377.29 × 10,741,280.07
  4. Step 4: Simplify right side
    20,458,925.09x = 329,729,126,832,641.25
  5. Step 5: Solve for x
    x = 329,729,126,832,641.25/20,458,925.09
  6. Step 6: Final answer
    x = 16,116,639.83

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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.