Home / 30,034,880.54-45,052,394.65-8,469,595.25

Finding the Fourth Proportional to 30,034,880.54, 45,052,394.65 and 8,469,595.25

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Solution

The fourth proportional to 30,034,880.54, 45,052,394.65 and 8,469,595.25 is: 12,704,413.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,034,880.54 : 45,052,394.65 = 8,469,595.25 : x
  2. Step 2: Convert to fraction form
    30,034,880.54/45,052,394.65 = 8,469,595.25/x
  3. Step 3: Cross multiply
    30,034,880.54x = 45,052,394.65 × 8,469,595.25
  4. Step 4: Simplify right side
    30,034,880.54x = 381,575,547,952,337.12
  5. Step 5: Solve for x
    x = 381,575,547,952,337.12/30,034,880.54
  6. Step 6: Final answer
    x = 12,704,413.70

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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.