Home / 74,395,531.14-111,594,433.65-28,339,957.14

Finding the Fourth Proportional to 74,395,531.14, 111,594,433.65 and 28,339,957.14

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Solution

The fourth proportional to 74,395,531.14, 111,594,433.65 and 28,339,957.14 is: 42,510,368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,395,531.14 : 111,594,433.65 = 28,339,957.14 : x
  2. Step 2: Convert to fraction form
    74,395,531.14/111,594,433.65 = 28,339,957.14/x
  3. Step 3: Cross multiply
    74,395,531.14x = 111,594,433.65 × 28,339,957.14
  4. Step 4: Simplify right side
    74,395,531.14x = 3,162,581,466,703,574
  5. Step 5: Solve for x
    x = 3,162,581,466,703,574/74,395,531.14
  6. Step 6: Final answer
    x = 42,510,368.81

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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.