Home / 28,241,338.32-42,361,938-15,939,725.04

Finding the Fourth Proportional to 28,241,338.32, 42,361,938 and 15,939,725.04

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Solution

The fourth proportional to 28,241,338.32, 42,361,938 and 15,939,725.04 is: 23,909,548.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,241,338.32 : 42,361,938 = 15,939,725.04 : x
  2. Step 2: Convert to fraction form
    28,241,338.32/42,361,938 = 15,939,725.04/x
  3. Step 3: Cross multiply
    28,241,338.32x = 42,361,938 × 15,939,725.04
  4. Step 4: Simplify right side
    28,241,338.32x = 675,237,643,881,527.50
  5. Step 5: Solve for x
    x = 675,237,643,881,527.50/28,241,338.32
  6. Step 6: Final answer
    x = 23,909,548.34

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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.