Home / 30,751,377.30-46,127,612.70-9,186,245.10

Finding the Fourth Proportional to 30,751,377.30, 46,127,612.70 and 9,186,245.10

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Solution

The fourth proportional to 30,751,377.30, 46,127,612.70 and 9,186,245.10 is: 13,779,530.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,751,377.30 : 46,127,612.70 = 9,186,245.10 : x
  2. Step 2: Convert to fraction form
    30,751,377.30/46,127,612.70 = 9,186,245.10/x
  3. Step 3: Cross multiply
    30,751,377.30x = 46,127,612.70 × 9,186,245.10
  4. Step 4: Simplify right side
    30,751,377.30x = 423,739,556,140,072.75
  5. Step 5: Solve for x
    x = 423,739,556,140,072.75/30,751,377.30
  6. Step 6: Final answer
    x = 13,779,530.98

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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.