Home / 7,105,765.60-10,656,315.60-2,617,458.40

Finding the Fourth Proportional to 7,105,765.60, 10,656,315.60 and 2,617,458.40

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Solution

The fourth proportional to 7,105,765.60, 10,656,315.60 and 2,617,458.40 is: 3,925,328.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,765.60 : 10,656,315.60 = 2,617,458.40 : x
  2. Step 2: Convert to fraction form
    7,105,765.60/10,656,315.60 = 2,617,458.40/x
  3. Step 3: Cross multiply
    7,105,765.60x = 10,656,315.60 × 2,617,458.40
  4. Step 4: Simplify right side
    7,105,765.60x = 27,892,462,780,271.04
  5. Step 5: Solve for x
    x = 27,892,462,780,271.04/7,105,765.60
  6. Step 6: Final answer
    x = 3,925,328.30

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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.