Home / 18,559,611.10-27,842,041.05-5,778,783.10

Finding the Fourth Proportional to 18,559,611.10, 27,842,041.05 and 5,778,783.10

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Solution

The fourth proportional to 18,559,611.10, 27,842,041.05 and 5,778,783.10 is: 8,668,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,559,611.10 : 27,842,041.05 = 5,778,783.10 : x
  2. Step 2: Convert to fraction form
    18,559,611.10/27,842,041.05 = 5,778,783.10/x
  3. Step 3: Cross multiply
    18,559,611.10x = 27,842,041.05 × 5,778,783.10
  4. Step 4: Simplify right side
    18,559,611.10x = 160,893,116,289,246.25
  5. Step 5: Solve for x
    x = 160,893,116,289,246.25/18,559,611.10
  6. Step 6: Final answer
    x = 8,668,991.79

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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.