Home / 10,955,568.77-15,115,968.65-7,083,430.59

Finding the Fourth Proportional to 10,955,568.77, 15,115,968.65 and 7,083,430.59

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Solution

The fourth proportional to 10,955,568.77, 15,115,968.65 and 7,083,430.59 is: 9,773,378.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,955,568.77 : 15,115,968.65 = 7,083,430.59 : x
  2. Step 2: Convert to fraction form
    10,955,568.77/15,115,968.65 = 7,083,430.59/x
  3. Step 3: Cross multiply
    10,955,568.77x = 15,115,968.65 × 7,083,430.59
  4. Step 4: Simplify right side
    10,955,568.77x = 107,072,914,767,440.16
  5. Step 5: Solve for x
    x = 107,072,914,767,440.16/10,955,568.77
  6. Step 6: Final answer
    x = 9,773,378.00

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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.