Home / 67,758,079.68-93,506,742-36,818,248.32

Finding the Fourth Proportional to 67,758,079.68, 93,506,742 and 36,818,248.32

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Solution

The fourth proportional to 67,758,079.68, 93,506,742 and 36,818,248.32 is: 50,809,504.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,758,079.68 : 93,506,742 = 36,818,248.32 : x
  2. Step 2: Convert to fraction form
    67,758,079.68/93,506,742 = 36,818,248.32/x
  3. Step 3: Cross multiply
    67,758,079.68x = 93,506,742 × 36,818,248.32
  4. Step 4: Simplify right side
    67,758,079.68x = 3,442,754,446,550,173.50
  5. Step 5: Solve for x
    x = 3,442,754,446,550,173.50/67,758,079.68
  6. Step 6: Final answer
    x = 50,809,504.38

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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.