Home / 10,945,685.04-15,109,307.64-9,797,780.40

Finding the Fourth Proportional to 10,945,685.04, 15,109,307.64 and 9,797,780.40

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Solution

The fourth proportional to 10,945,685.04, 15,109,307.64 and 9,797,780.40 is: 13,524,752.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945,685.04 : 15,109,307.64 = 9,797,780.40 : x
  2. Step 2: Convert to fraction form
    10,945,685.04/15,109,307.64 = 9,797,780.40/x
  3. Step 3: Cross multiply
    10,945,685.04x = 15,109,307.64 × 9,797,780.40
  4. Step 4: Simplify right side
    10,945,685.04x = 148,037,678,252,762.28
  5. Step 5: Solve for x
    x = 148,037,678,252,762.28/10,945,685.04
  6. Step 6: Final answer
    x = 13,524,752.24

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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.