Home / 52,613,391.30-78,808,112.55-43,655,439.30

Finding the Fourth Proportional to 52,613,391.30, 78,808,112.55 and 43,655,439.30

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Solution

The fourth proportional to 52,613,391.30, 78,808,112.55 and 43,655,439.30 is: 65,390,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,613,391.30 : 78,808,112.55 = 43,655,439.30 : x
  2. Step 2: Convert to fraction form
    52,613,391.30/78,808,112.55 = 43,655,439.30/x
  3. Step 3: Cross multiply
    52,613,391.30x = 78,808,112.55 × 43,655,439.30
  4. Step 4: Simplify right side
    52,613,391.30x = 3,440,402,773,774,093
  5. Step 5: Solve for x
    x = 3,440,402,773,774,093/52,613,391.30
  6. Step 6: Final answer
    x = 65,390,249.30

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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.