Home / 30,965,444.04-42,730,639.38-17,213,432.52

Finding the Fourth Proportional to 30,965,444.04, 42,730,639.38 and 17,213,432.52

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Solution

The fourth proportional to 30,965,444.04, 42,730,639.38 and 17,213,432.52 is: 23,753,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,965,444.04 : 42,730,639.38 = 17,213,432.52 : x
  2. Step 2: Convert to fraction form
    30,965,444.04/42,730,639.38 = 17,213,432.52/x
  3. Step 3: Cross multiply
    30,965,444.04x = 42,730,639.38 × 17,213,432.52
  4. Step 4: Simplify right side
    30,965,444.04x = 735,540,977,504,084.62
  5. Step 5: Solve for x
    x = 735,540,977,504,084.62/30,965,444.04
  6. Step 6: Final answer
    x = 23,753,606.65

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1.5x scale

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.