Home / 25,643,538.64-38,465,875.23-9,250,133.86

Finding the Fourth Proportional to 25,643,538.64, 38,465,875.23 and 9,250,133.86

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Solution

The fourth proportional to 25,643,538.64, 38,465,875.23 and 9,250,133.86 is: 13,875,405.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,643,538.64 : 38,465,875.23 = 9,250,133.86 : x
  2. Step 2: Convert to fraction form
    25,643,538.64/38,465,875.23 = 9,250,133.86/x
  3. Step 3: Cross multiply
    25,643,538.64x = 38,465,875.23 × 9,250,133.86
  4. Step 4: Simplify right side
    25,643,538.64x = 355,814,494,919,558.25
  5. Step 5: Solve for x
    x = 355,814,494,919,558.25/25,643,538.64
  6. Step 6: Final answer
    x = 13,875,405.42

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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.