Home / 34,460,490.76-47,555,487.14-18,779,519.56

Finding the Fourth Proportional to 34,460,490.76, 47,555,487.14 and 18,779,519.56

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Solution

The fourth proportional to 34,460,490.76, 47,555,487.14 and 18,779,519.56 is: 25,915,742.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,460,490.76 : 47,555,487.14 = 18,779,519.56 : x
  2. Step 2: Convert to fraction form
    34,460,490.76/47,555,487.14 = 18,779,519.56/x
  3. Step 3: Cross multiply
    34,460,490.76x = 47,555,487.14 × 18,779,519.56
  4. Step 4: Simplify right side
    34,460,490.76x = 893,069,200,930,958.38
  5. Step 5: Solve for x
    x = 893,069,200,930,958.38/34,460,490.76
  6. Step 6: Final answer
    x = 25,915,742.38

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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.