Home / 65,620,916.40-98,384,135.40-36,875,863.20

Finding the Fourth Proportional to 65,620,916.40, 98,384,135.40 and 36,875,863.20

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Solution

The fourth proportional to 65,620,916.40, 98,384,135.40 and 36,875,863.20 is: 55,287,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,620,916.40 : 98,384,135.40 = 36,875,863.20 : x
  2. Step 2: Convert to fraction form
    65,620,916.40/98,384,135.40 = 36,875,863.20/x
  3. Step 3: Cross multiply
    65,620,916.40x = 98,384,135.40 × 36,875,863.20
  4. Step 4: Simplify right side
    65,620,916.40x = 3,627,999,918,060,678
  5. Step 5: Solve for x
    x = 3,627,999,918,060,678/65,620,916.40
  6. Step 6: Final answer
    x = 55,287,248.60

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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.