Home / 28,388,401.74-39,175,955.91-16,165,258.74

Finding the Fourth Proportional to 28,388,401.74, 39,175,955.91 and 16,165,258.74

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Solution

The fourth proportional to 28,388,401.74, 39,175,955.91 and 16,165,258.74 is: 22,308,035.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,388,401.74 : 39,175,955.91 = 16,165,258.74 : x
  2. Step 2: Convert to fraction form
    28,388,401.74/39,175,955.91 = 16,165,258.74/x
  3. Step 3: Cross multiply
    28,388,401.74x = 39,175,955.91 × 16,165,258.74
  4. Step 4: Simplify right side
    28,388,401.74x = 633,289,463,671,982.12
  5. Step 5: Solve for x
    x = 633,289,463,671,982.12/28,388,401.74
  6. Step 6: Final answer
    x = 22,308,035.14

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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.