Home / 18,126,538.99-25,015,283.90-9,866,202.34

Finding the Fourth Proportional to 18,126,538.99, 25,015,283.90 and 9,866,202.34

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Solution

The fourth proportional to 18,126,538.99, 25,015,283.90 and 9,866,202.34 is: 13,615,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,126,538.99 : 25,015,283.90 = 9,866,202.34 : x
  2. Step 2: Convert to fraction form
    18,126,538.99/25,015,283.90 = 9,866,202.34/x
  3. Step 3: Cross multiply
    18,126,538.99x = 25,015,283.90 × 9,866,202.34
  4. Step 4: Simplify right side
    18,126,538.99x = 246,805,852,549,944.31
  5. Step 5: Solve for x
    x = 246,805,852,549,944.31/18,126,538.99
  6. Step 6: Final answer
    x = 13,615,718.52

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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.