Home / 10,919,047.48-15,073,117.14-7,053,453.16

Finding the Fourth Proportional to 10,919,047.48, 15,073,117.14 and 7,053,453.16

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Solution

The fourth proportional to 10,919,047.48, 15,073,117.14 and 7,053,453.16 is: 9,736,886.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,919,047.48 : 15,073,117.14 = 7,053,453.16 : x
  2. Step 2: Convert to fraction form
    10,919,047.48/15,073,117.14 = 7,053,453.16/x
  3. Step 3: Cross multiply
    10,919,047.48x = 15,073,117.14 × 7,053,453.16
  4. Step 4: Simplify right side
    10,919,047.48x = 106,317,525,722,183.17
  5. Step 5: Solve for x
    x = 106,317,525,722,183.17/10,919,047.48
  6. Step 6: Final answer
    x = 9,736,886.47

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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.