Home / 49,198,328.40-73,828,985.40-28,728,008.40

Finding the Fourth Proportional to 49,198,328.40, 73,828,985.40 and 28,728,008.40

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Solution

The fourth proportional to 49,198,328.40, 73,828,985.40 and 28,728,008.40 is: 43,110,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,198,328.40 : 73,828,985.40 = 28,728,008.40 : x
  2. Step 2: Convert to fraction form
    49,198,328.40/73,828,985.40 = 28,728,008.40/x
  3. Step 3: Cross multiply
    49,198,328.40x = 73,828,985.40 × 28,728,008.40
  4. Step 4: Simplify right side
    49,198,328.40x = 2,120,959,712,734,677.50
  5. Step 5: Solve for x
    x = 2,120,959,712,734,677.50/49,198,328.40
  6. Step 6: Final answer
    x = 43,110,401.95

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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.