Home / 35,684,353.76-49,243,449.60-21,000,884

Finding the Fourth Proportional to 35,684,353.76, 49,243,449.60 and 21,000,884

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Solution

The fourth proportional to 35,684,353.76, 49,243,449.60 and 21,000,884 is: 28,980,655.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,684,353.76 : 49,243,449.60 = 21,000,884 : x
  2. Step 2: Convert to fraction form
    35,684,353.76/49,243,449.60 = 21,000,884/x
  3. Step 3: Cross multiply
    35,684,353.76x = 49,243,449.60 × 21,000,884
  4. Step 4: Simplify right side
    35,684,353.76x = 1,034,155,972,809,446.38
  5. Step 5: Solve for x
    x = 1,034,155,972,809,446.38/35,684,353.76
  6. Step 6: Final answer
    x = 28,980,655.77

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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.