Home / 13,657,867.85-20,501,386.47-5,880,634.83

Finding the Fourth Proportional to 13,657,867.85, 20,501,386.47 and 5,880,634.83

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Solution

The fourth proportional to 13,657,867.85, 20,501,386.47 and 5,880,634.83 is: 8,827,231.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657,867.85 : 20,501,386.47 = 5,880,634.83 : x
  2. Step 2: Convert to fraction form
    13,657,867.85/20,501,386.47 = 5,880,634.83/x
  3. Step 3: Cross multiply
    13,657,867.85x = 20,501,386.47 × 5,880,634.83
  4. Step 4: Simplify right side
    13,657,867.85x = 120,561,167,338,772.75
  5. Step 5: Solve for x
    x = 120,561,167,338,772.75/13,657,867.85
  6. Step 6: Final answer
    x = 8,827,231.94

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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.