Home / 53,313,622.75-79,970,434.14-12,924,106.75

Finding the Fourth Proportional to 53,313,622.75, 79,970,434.14 and 12,924,106.75

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Solution

The fourth proportional to 53,313,622.75, 79,970,434.14 and 12,924,106.75 is: 19,386,160.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,313,622.75 : 79,970,434.14 = 12,924,106.75 : x
  2. Step 2: Convert to fraction form
    53,313,622.75/79,970,434.14 = 12,924,106.75/x
  3. Step 3: Cross multiply
    53,313,622.75x = 79,970,434.14 × 12,924,106.75
  4. Step 4: Simplify right side
    53,313,622.75x = 1,033,546,427,669,204.50
  5. Step 5: Solve for x
    x = 1,033,546,427,669,204.50/53,313,622.75
  6. Step 6: Final answer
    x = 19,386,160.13

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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.