Home / 7,178,833.32-10,768,254.54-2,130,099.24

Finding the Fourth Proportional to 7,178,833.32, 10,768,254.54 and 2,130,099.24

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Solution

The fourth proportional to 7,178,833.32, 10,768,254.54 and 2,130,099.24 is: 3,195,150.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,833.32 : 10,768,254.54 = 2,130,099.24 : x
  2. Step 2: Convert to fraction form
    7,178,833.32/10,768,254.54 = 2,130,099.24/x
  3. Step 3: Cross multiply
    7,178,833.32x = 10,768,254.54 × 2,130,099.24
  4. Step 4: Simplify right side
    7,178,833.32x = 22,937,450,811,780.55
  5. Step 5: Solve for x
    x = 22,937,450,811,780.55/7,178,833.32
  6. Step 6: Final answer
    x = 3,195,150.21

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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.