Home / 10,754,271.20-16,129,563.60-4,019,218.40

Finding the Fourth Proportional to 10,754,271.20, 16,129,563.60 and 4,019,218.40

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Solution

The fourth proportional to 10,754,271.20, 16,129,563.60 and 4,019,218.40 is: 6,028,138.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754,271.20 : 16,129,563.60 = 4,019,218.40 : x
  2. Step 2: Convert to fraction form
    10,754,271.20/16,129,563.60 = 4,019,218.40/x
  3. Step 3: Cross multiply
    10,754,271.20x = 16,129,563.60 × 4,019,218.40
  4. Step 4: Simplify right side
    10,754,271.20x = 64,828,238,805,090.23
  5. Step 5: Solve for x
    x = 64,828,238,805,090.23/10,754,271.20
  6. Step 6: Final answer
    x = 6,028,138.74

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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.