Home / 25,698,594.16-38,551,554.42-8,428,146.22

Finding the Fourth Proportional to 25,698,594.16, 38,551,554.42 and 8,428,146.22

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Solution

The fourth proportional to 25,698,594.16, 38,551,554.42 and 8,428,146.22 is: 12,643,420.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,698,594.16 : 38,551,554.42 = 8,428,146.22 : x
  2. Step 2: Convert to fraction form
    25,698,594.16/38,551,554.42 = 8,428,146.22/x
  3. Step 3: Cross multiply
    25,698,594.16x = 38,551,554.42 × 8,428,146.22
  4. Step 4: Simplify right side
    25,698,594.16x = 324,918,137,660,047.31
  5. Step 5: Solve for x
    x = 324,918,137,660,047.31/25,698,594.16
  6. Step 6: Final answer
    x = 12,643,420.71

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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.