Home / 25,285,820.97-34,894,432.98-13,683,384.45

Finding the Fourth Proportional to 25,285,820.97, 34,894,432.98 and 13,683,384.45

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Solution

The fourth proportional to 25,285,820.97, 34,894,432.98 and 13,683,384.45 is: 18,883,070.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285,820.97 : 34,894,432.98 = 13,683,384.45 : x
  2. Step 2: Convert to fraction form
    25,285,820.97/34,894,432.98 = 13,683,384.45/x
  3. Step 3: Cross multiply
    25,285,820.97x = 34,894,432.98 × 13,683,384.45
  4. Step 4: Simplify right side
    25,285,820.97x = 477,473,941,630,099.06
  5. Step 5: Solve for x
    x = 477,473,941,630,099.06/25,285,820.97
  6. Step 6: Final answer
    x = 18,883,070.56

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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.