Home / 12,842,852.16-17,723,000.88-7,041,619.56

Finding the Fourth Proportional to 12,842,852.16, 17,723,000.88 and 7,041,619.56

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Solution

The fourth proportional to 12,842,852.16, 17,723,000.88 and 7,041,619.56 is: 9,717,360.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,842,852.16 : 17,723,000.88 = 7,041,619.56 : x
  2. Step 2: Convert to fraction form
    12,842,852.16/17,723,000.88 = 7,041,619.56/x
  3. Step 3: Cross multiply
    12,842,852.16x = 17,723,000.88 × 7,041,619.56
  4. Step 4: Simplify right side
    12,842,852.16x = 124,798,629,658,505.20
  5. Step 5: Solve for x
    x = 124,798,629,658,505.20/12,842,852.16
  6. Step 6: Final answer
    x = 9,717,360.92

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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.