Home / 53,875,161.20-80,863,480.20-28,334,500.40

Finding the Fourth Proportional to 53,875,161.20, 80,863,480.20 and 28,334,500.40

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Solution

The fourth proportional to 53,875,161.20, 80,863,480.20 and 28,334,500.40 is: 42,528,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,875,161.20 : 80,863,480.20 = 28,334,500.40 : x
  2. Step 2: Convert to fraction form
    53,875,161.20/80,863,480.20 = 28,334,500.40/x
  3. Step 3: Cross multiply
    53,875,161.20x = 80,863,480.20 × 28,334,500.40
  4. Step 4: Simplify right side
    53,875,161.20x = 2,291,226,312,072,292
  5. Step 5: Solve for x
    x = 2,291,226,312,072,292/53,875,161.20
  6. Step 6: Final answer
    x = 42,528,435.39

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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.