Home / 12,384,001.80-18,560,256.30-5,980,465.80

Finding the Fourth Proportional to 12,384,001.80, 18,560,256.30 and 5,980,465.80

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Solution

The fourth proportional to 12,384,001.80, 18,560,256.30 and 5,980,465.80 is: 8,963,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,001.80 : 18,560,256.30 = 5,980,465.80 : x
  2. Step 2: Convert to fraction form
    12,384,001.80/18,560,256.30 = 5,980,465.80/x
  3. Step 3: Cross multiply
    12,384,001.80x = 18,560,256.30 × 5,980,465.80
  4. Step 4: Simplify right side
    12,384,001.80x = 110,998,978,041,384.55
  5. Step 5: Solve for x
    x = 110,998,978,041,384.55/12,384,001.80
  6. Step 6: Final answer
    x = 8,963,094.47

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1.5x scale

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.