Home / 74,804,322.13-112,109,156.38-30,436,901.90

Finding the Fourth Proportional to 74,804,322.13, 112,109,156.38 and 30,436,901.90

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Solution

The fourth proportional to 74,804,322.13, 112,109,156.38 and 30,436,901.90 is: 45,615,751.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,804,322.13 : 112,109,156.38 = 30,436,901.90 : x
  2. Step 2: Convert to fraction form
    74,804,322.13/112,109,156.38 = 30,436,901.90/x
  3. Step 3: Cross multiply
    74,804,322.13x = 112,109,156.38 × 30,436,901.90
  4. Step 4: Simplify right side
    74,804,322.13x = 3,412,255,394,829,819
  5. Step 5: Solve for x
    x = 3,412,255,394,829,819/74,804,322.13
  6. Step 6: Final answer
    x = 45,615,751.84

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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.