Home / 7,104,057.20-10,656,085.80-2,615,404.40

Finding the Fourth Proportional to 7,104,057.20, 10,656,085.80 and 2,615,404.40

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Solution

The fourth proportional to 7,104,057.20, 10,656,085.80 and 2,615,404.40 is: 3,923,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104,057.20 : 10,656,085.80 = 2,615,404.40 : x
  2. Step 2: Convert to fraction form
    7,104,057.20/10,656,085.80 = 2,615,404.40/x
  3. Step 3: Cross multiply
    7,104,057.20x = 10,656,085.80 × 2,615,404.40
  4. Step 4: Simplify right side
    7,104,057.20x = 27,869,973,688,097.52
  5. Step 5: Solve for x
    x = 27,869,973,688,097.52/7,104,057.20
  6. Step 6: Final answer
    x = 3,923,106.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.