Home / 25,878,432.40-38,812,205.40-13,086,912.40

Finding the Fourth Proportional to 25,878,432.40, 38,812,205.40 and 13,086,912.40

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Solution

The fourth proportional to 25,878,432.40, 38,812,205.40 and 13,086,912.40 is: 19,627,615.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,878,432.40 : 38,812,205.40 = 13,086,912.40 : x
  2. Step 2: Convert to fraction form
    25,878,432.40/38,812,205.40 = 13,086,912.40/x
  3. Step 3: Cross multiply
    25,878,432.40x = 38,812,205.40 × 13,086,912.40
  4. Step 4: Simplify right side
    25,878,432.40x = 507,931,932,120,606.94
  5. Step 5: Solve for x
    x = 507,931,932,120,606.94/25,878,432.40
  6. Step 6: Final answer
    x = 19,627,615.93

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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.