Home / 30,645,625.84-42,291,289.62-16,895,082.04

Finding the Fourth Proportional to 30,645,625.84, 42,291,289.62 and 16,895,082.04

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Solution

The fourth proportional to 30,645,625.84, 42,291,289.62 and 16,895,082.04 is: 23,315,392.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,645,625.84 : 42,291,289.62 = 16,895,082.04 : x
  2. Step 2: Convert to fraction form
    30,645,625.84/42,291,289.62 = 16,895,082.04/x
  3. Step 3: Cross multiply
    30,645,625.84x = 42,291,289.62 × 16,895,082.04
  4. Step 4: Simplify right side
    30,645,625.84x = 714,514,807,707,300.38
  5. Step 5: Solve for x
    x = 714,514,807,707,300.38/30,645,625.84
  6. Step 6: Final answer
    x = 23,315,392.92

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.