Home / 15,568,228.64-21,484,193.49-8,692,956.74

Finding the Fourth Proportional to 15,568,228.64, 21,484,193.49 and 8,692,956.74

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Solution

The fourth proportional to 15,568,228.64, 21,484,193.49 and 8,692,956.74 is: 11,996,301.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,568,228.64 : 21,484,193.49 = 8,692,956.74 : x
  2. Step 2: Convert to fraction form
    15,568,228.64/21,484,193.49 = 8,692,956.74/x
  3. Step 3: Cross multiply
    15,568,228.64x = 21,484,193.49 × 8,692,956.74
  4. Step 4: Simplify right side
    15,568,228.64x = 186,761,164,602,359.62
  5. Step 5: Solve for x
    x = 186,761,164,602,359.62/15,568,228.64
  6. Step 6: Final answer
    x = 11,996,301.50

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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.