Home / 75,282,077.03-112,928,513.04-31,518,796.41

Finding the Fourth Proportional to 75,282,077.03, 112,928,513.04 and 31,518,796.41

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Solution

The fourth proportional to 75,282,077.03, 112,928,513.04 and 31,518,796.41 is: 47,280,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,282,077.03 : 112,928,513.04 = 31,518,796.41 : x
  2. Step 2: Convert to fraction form
    75,282,077.03/112,928,513.04 = 31,518,796.41/x
  3. Step 3: Cross multiply
    75,282,077.03x = 112,928,513.04 × 31,518,796.41
  4. Step 4: Simplify right side
    75,282,077.03x = 3,559,370,811,391,790.50
  5. Step 5: Solve for x
    x = 3,559,370,811,391,790.50/75,282,077.03
  6. Step 6: Final answer
    x = 47,280,454.42

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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.