Home / 22,290,657.60-30,764,469.85-13,593,875.10

Finding the Fourth Proportional to 22,290,657.60, 30,764,469.85 and 13,593,875.10

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Solution

The fourth proportional to 22,290,657.60, 30,764,469.85 and 13,593,875.10 is: 18,761,598.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,290,657.60 : 30,764,469.85 = 13,593,875.10 : x
  2. Step 2: Convert to fraction form
    22,290,657.60/30,764,469.85 = 13,593,875.10/x
  3. Step 3: Cross multiply
    22,290,657.60x = 30,764,469.85 × 13,593,875.10
  4. Step 4: Simplify right side
    22,290,657.60x = 418,208,360,624,631.06
  5. Step 5: Solve for x
    x = 418,208,360,624,631.06/22,290,657.60
  6. Step 6: Final answer
    x = 18,761,598.16

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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.