Home / 70,478,418.60-105,717,627.90-25,044,805.80

Finding the Fourth Proportional to 70,478,418.60, 105,717,627.90 and 25,044,805.80

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Solution

The fourth proportional to 70,478,418.60, 105,717,627.90 and 25,044,805.80 is: 37,567,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,478,418.60 : 105,717,627.90 = 25,044,805.80 : x
  2. Step 2: Convert to fraction form
    70,478,418.60/105,717,627.90 = 25,044,805.80/x
  3. Step 3: Cross multiply
    70,478,418.60x = 105,717,627.90 × 25,044,805.80
  4. Step 4: Simplify right side
    70,478,418.60x = 2,647,677,460,392,162
  5. Step 5: Solve for x
    x = 2,647,677,460,392,162/70,478,418.60
  6. Step 6: Final answer
    x = 37,567,208.70

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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.