Home / 21,486,693.47-32,210,597.09-7,836,639.59

Finding the Fourth Proportional to 21,486,693.47, 32,210,597.09 and 7,836,639.59

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Solution

The fourth proportional to 21,486,693.47, 32,210,597.09 and 7,836,639.59 is: 11,747,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,486,693.47 : 32,210,597.09 = 7,836,639.59 : x
  2. Step 2: Convert to fraction form
    21,486,693.47/32,210,597.09 = 7,836,639.59/x
  3. Step 3: Cross multiply
    21,486,693.47x = 32,210,597.09 × 7,836,639.59
  4. Step 4: Simplify right side
    21,486,693.47x = 252,422,840,291,966.28
  5. Step 5: Solve for x
    x = 252,422,840,291,966.28/21,486,693.47
  6. Step 6: Final answer
    x = 11,747,868.08

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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.