Home / 18,559,637.60-27,842,080.80-5,778,809.60

Finding the Fourth Proportional to 18,559,637.60, 27,842,080.80 and 5,778,809.60

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Solution

The fourth proportional to 18,559,637.60, 27,842,080.80 and 5,778,809.60 is: 8,669,031.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,559,637.60 : 27,842,080.80 = 5,778,809.60 : x
  2. Step 2: Convert to fraction form
    18,559,637.60/27,842,080.80 = 5,778,809.60/x
  3. Step 3: Cross multiply
    18,559,637.60x = 27,842,080.80 × 5,778,809.60
  4. Step 4: Simplify right side
    18,559,637.60x = 160,894,083,811,015.69
  5. Step 5: Solve for x
    x = 160,894,083,811,015.69/18,559,637.60
  6. Step 6: Final answer
    x = 8,669,031.54

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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.