Home / 67,479,970.32-93,122,801.28-36,540,141.12

Finding the Fourth Proportional to 67,479,970.32, 93,122,801.28 and 36,540,141.12

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Solution

The fourth proportional to 67,479,970.32, 93,122,801.28 and 36,540,141.12 is: 50,425,634.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,479,970.32 : 93,122,801.28 = 36,540,141.12 : x
  2. Step 2: Convert to fraction form
    67,479,970.32/93,122,801.28 = 36,540,141.12/x
  3. Step 3: Cross multiply
    67,479,970.32x = 93,122,801.28 × 36,540,141.12
  4. Step 4: Simplify right side
    67,479,970.32x = 3,402,720,300,260,916.50
  5. Step 5: Solve for x
    x = 3,402,720,300,260,916.50/67,479,970.32
  6. Step 6: Final answer
    x = 50,425,634.22

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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.