Home / 30,635,905.60-45,953,858.40-13,598,300.80

Finding the Fourth Proportional to 30,635,905.60, 45,953,858.40 and 13,598,300.80

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Solution

The fourth proportional to 30,635,905.60, 45,953,858.40 and 13,598,300.80 is: 20,397,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,635,905.60 : 45,953,858.40 = 13,598,300.80 : x
  2. Step 2: Convert to fraction form
    30,635,905.60/45,953,858.40 = 13,598,300.80/x
  3. Step 3: Cross multiply
    30,635,905.60x = 45,953,858.40 × 13,598,300.80
  4. Step 4: Simplify right side
    30,635,905.60x = 624,894,389,443,806.75
  5. Step 5: Solve for x
    x = 624,894,389,443,806.75/30,635,905.60
  6. Step 6: Final answer
    x = 20,397,451.20

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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.