Home / 16,344,985.36-22,556,078.70-9,473,453.20

Finding the Fourth Proportional to 16,344,985.36, 22,556,078.70 and 9,473,453.20

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Solution

The fourth proportional to 16,344,985.36, 22,556,078.70 and 9,473,453.20 is: 13,073,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,344,985.36 : 22,556,078.70 = 9,473,453.20 : x
  2. Step 2: Convert to fraction form
    16,344,985.36/22,556,078.70 = 9,473,453.20/x
  3. Step 3: Cross multiply
    16,344,985.36x = 22,556,078.70 × 9,473,453.20
  4. Step 4: Simplify right side
    16,344,985.36x = 213,683,955,939,966.81
  5. Step 5: Solve for x
    x = 213,683,955,939,966.81/16,344,985.36
  6. Step 6: Final answer
    x = 13,073,364.78

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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.