Home / 7,294,203.65-10,065,729.01-4,197,205.86

Finding the Fourth Proportional to 7,294,203.65, 10,065,729.01 and 4,197,205.86

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Solution

The fourth proportional to 7,294,203.65, 10,065,729.01 and 4,197,205.86 is: 5,791,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294,203.65 : 10,065,729.01 = 4,197,205.86 : x
  2. Step 2: Convert to fraction form
    7,294,203.65/10,065,729.01 = 4,197,205.86/x
  3. Step 3: Cross multiply
    7,294,203.65x = 10,065,729.01 × 4,197,205.86
  4. Step 4: Simplify right side
    7,294,203.65x = 42,247,936,745,574.27
  5. Step 5: Solve for x
    x = 42,247,936,745,574.27/7,294,203.65
  6. Step 6: Final answer
    x = 5,791,987.55

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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.