Home / 5,184,082.60-7,776,123.90-4,428,255.40

Finding the Fourth Proportional to 5,184,082.60, 7,776,123.90 and 4,428,255.40

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Solution

The fourth proportional to 5,184,082.60, 7,776,123.90 and 4,428,255.40 is: 6,642,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,082.60 : 7,776,123.90 = 4,428,255.40 : x
  2. Step 2: Convert to fraction form
    5,184,082.60/7,776,123.90 = 4,428,255.40/x
  3. Step 3: Cross multiply
    5,184,082.60x = 7,776,123.90 × 4,428,255.40
  4. Step 4: Simplify right side
    5,184,082.60x = 34,434,662,651,244.07
  5. Step 5: Solve for x
    x = 34,434,662,651,244.07/5,184,082.60
  6. Step 6: Final answer
    x = 6,642,383.10

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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.