Home / 74,804,323.47-112,109,158.39-30,436,903.24

Finding the Fourth Proportional to 74,804,323.47, 112,109,158.39 and 30,436,903.24

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Solution

The fourth proportional to 74,804,323.47, 112,109,158.39 and 30,436,903.24 is: 45,615,753.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,804,323.47 : 112,109,158.39 = 30,436,903.24 : x
  2. Step 2: Convert to fraction form
    74,804,323.47/112,109,158.39 = 30,436,903.24/x
  3. Step 3: Cross multiply
    74,804,323.47x = 112,109,158.39 × 30,436,903.24
  4. Step 4: Simplify right side
    74,804,323.47x = 3,412,255,606,234,264
  5. Step 5: Solve for x
    x = 3,412,255,606,234,264/74,804,323.47
  6. Step 6: Final answer
    x = 45,615,753.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.