Home / 11,179,342.07-15,416,532.56-7,097,875.19

Finding the Fourth Proportional to 11,179,342.07, 15,416,532.56 and 7,097,875.19

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Solution

The fourth proportional to 11,179,342.07, 15,416,532.56 and 7,097,875.19 is: 9,788,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179,342.07 : 15,416,532.56 = 7,097,875.19 : x
  2. Step 2: Convert to fraction form
    11,179,342.07/15,416,532.56 = 7,097,875.19/x
  3. Step 3: Cross multiply
    11,179,342.07x = 15,416,532.56 × 7,097,875.19
  4. Step 4: Simplify right side
    11,179,342.07x = 109,424,623,973,451.20
  5. Step 5: Solve for x
    x = 109,424,623,973,451.20/11,179,342.07
  6. Step 6: Final answer
    x = 9,788,109.47

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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.