Home / 40,722,856.46-56,197,038.03-22,387,981.58

Finding the Fourth Proportional to 40,722,856.46, 56,197,038.03 and 22,387,981.58

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Solution

The fourth proportional to 40,722,856.46, 56,197,038.03 and 22,387,981.58 is: 30,895,137.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,722,856.46 : 56,197,038.03 = 22,387,981.58 : x
  2. Step 2: Convert to fraction form
    40,722,856.46/56,197,038.03 = 22,387,981.58/x
  3. Step 3: Cross multiply
    40,722,856.46x = 56,197,038.03 × 22,387,981.58
  4. Step 4: Simplify right side
    40,722,856.46x = 1,258,138,252,266,199.50
  5. Step 5: Solve for x
    x = 1,258,138,252,266,199.50/40,722,856.46
  6. Step 6: Final answer
    x = 30,895,137.56

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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.