Home / 10,391,692.76-14,340,288.20-5,808,440.60

Finding the Fourth Proportional to 10,391,692.76, 14,340,288.20 and 5,808,440.60

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Solution

The fourth proportional to 10,391,692.76, 14,340,288.20 and 5,808,440.60 is: 8,015,509.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,391,692.76 : 14,340,288.20 = 5,808,440.60 : x
  2. Step 2: Convert to fraction form
    10,391,692.76/14,340,288.20 = 5,808,440.60/x
  3. Step 3: Cross multiply
    10,391,692.76x = 14,340,288.20 × 5,808,440.60
  4. Step 4: Simplify right side
    10,391,692.76x = 83,294,712,095,837.28
  5. Step 5: Solve for x
    x = 83,294,712,095,837.28/10,391,692.76
  6. Step 6: Final answer
    x = 8,015,509.51

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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.