Home / 30,751,378.30-46,127,614.20-9,186,246.10

Finding the Fourth Proportional to 30,751,378.30, 46,127,614.20 and 9,186,246.10

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Solution

The fourth proportional to 30,751,378.30, 46,127,614.20 and 9,186,246.10 is: 13,779,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,751,378.30 : 46,127,614.20 = 9,186,246.10 : x
  2. Step 2: Convert to fraction form
    30,751,378.30/46,127,614.20 = 9,186,246.10/x
  3. Step 3: Cross multiply
    30,751,378.30x = 46,127,614.20 × 9,186,246.10
  4. Step 4: Simplify right side
    30,751,378.30x = 423,739,616,047,054.62
  5. Step 5: Solve for x
    x = 423,739,616,047,054.62/30,751,378.30
  6. Step 6: Final answer
    x = 13,779,532.48

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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.