Home / 18,126,212.74-25,014,705.24-9,866,813.74

Finding the Fourth Proportional to 18,126,212.74, 25,014,705.24 and 9,866,813.74

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Solution

The fourth proportional to 18,126,212.74, 25,014,705.24 and 9,866,813.74 is: 13,616,492.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,126,212.74 : 25,014,705.24 = 9,866,813.74 : x
  2. Step 2: Convert to fraction form
    18,126,212.74/25,014,705.24 = 9,866,813.74/x
  3. Step 3: Cross multiply
    18,126,212.74x = 25,014,705.24 × 9,866,813.74
  4. Step 4: Simplify right side
    18,126,212.74x = 246,815,437,364,082
  5. Step 5: Solve for x
    x = 246,815,437,364,082/18,126,212.74
  6. Step 6: Final answer
    x = 13,616,492.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.