Home / 13,287,119.00-18,336,224.07-7,175,547.50

Finding the Fourth Proportional to 13,287,119.00, 18,336,224.07 and 7,175,547.50

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Solution

The fourth proportional to 13,287,119.00, 18,336,224.07 and 7,175,547.50 is: 9,902,255.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,287,119.00 : 18,336,224.07 = 7,175,547.50 : x
  2. Step 2: Convert to fraction form
    13,287,119.00/18,336,224.07 = 7,175,547.50/x
  3. Step 3: Cross multiply
    13,287,119.00x = 18,336,224.07 × 7,175,547.50
  4. Step 4: Simplify right side
    13,287,119.00x = 131,572,446,693,247.20
  5. Step 5: Solve for x
    x = 131,572,446,693,247.20/13,287,119.00
  6. Step 6: Final answer
    x = 9,902,255.47

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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.