Home / 30,340,082.61-41,880,700.04-19,886,772.59

Finding the Fourth Proportional to 30,340,082.61, 41,880,700.04 and 19,886,772.59

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Solution

The fourth proportional to 30,340,082.61, 41,880,700.04 and 19,886,772.59 is: 27,451,209.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,340,082.61 : 41,880,700.04 = 19,886,772.59 : x
  2. Step 2: Convert to fraction form
    30,340,082.61/41,880,700.04 = 19,886,772.59/x
  3. Step 3: Cross multiply
    30,340,082.61x = 41,880,700.04 × 19,886,772.59
  4. Step 4: Simplify right side
    30,340,082.61x = 832,871,957,605,483.88
  5. Step 5: Solve for x
    x = 832,871,957,605,483.88/30,340,082.61
  6. Step 6: Final answer
    x = 27,451,209.29

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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.