Home / 28,574,605.92-42,867,813.92-9,406,513.20

Finding the Fourth Proportional to 28,574,605.92, 42,867,813.92 and 9,406,513.20

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Solution

The fourth proportional to 28,574,605.92, 42,867,813.92 and 9,406,513.20 is: 14,111,713.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,574,605.92 : 42,867,813.92 = 9,406,513.20 : x
  2. Step 2: Convert to fraction form
    28,574,605.92/42,867,813.92 = 9,406,513.20/x
  3. Step 3: Cross multiply
    28,574,605.92x = 42,867,813.92 × 9,406,513.20
  4. Step 4: Simplify right side
    28,574,605.92x = 403,236,657,493,623.75
  5. Step 5: Solve for x
    x = 403,236,657,493,623.75/28,574,605.92
  6. Step 6: Final answer
    x = 14,111,713.69

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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.