Home / 21,348,727.80-32,025,060.52-6,971,870.40

Finding the Fourth Proportional to 21,348,727.80, 32,025,060.52 and 6,971,870.40

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Solution

The fourth proportional to 21,348,727.80, 32,025,060.52 and 6,971,870.40 is: 10,458,448.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,348,727.80 : 32,025,060.52 = 6,971,870.40 : x
  2. Step 2: Convert to fraction form
    21,348,727.80/32,025,060.52 = 6,971,870.40/x
  3. Step 3: Cross multiply
    21,348,727.80x = 32,025,060.52 × 6,971,870.40
  4. Step 4: Simplify right side
    21,348,727.80x = 223,274,571,497,596.62
  5. Step 5: Solve for x
    x = 223,274,571,497,596.62/21,348,727.80
  6. Step 6: Final answer
    x = 10,458,448.56

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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.