Home / 30,292,163.70-45,437,079.15-10,097,405.70

Finding the Fourth Proportional to 30,292,163.70, 45,437,079.15 and 10,097,405.70

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Solution

The fourth proportional to 30,292,163.70, 45,437,079.15 and 10,097,405.70 is: 15,145,719.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,292,163.70 : 45,437,079.15 = 10,097,405.70 : x
  2. Step 2: Convert to fraction form
    30,292,163.70/45,437,079.15 = 10,097,405.70/x
  3. Step 3: Cross multiply
    30,292,163.70x = 45,437,079.15 × 10,097,405.70
  4. Step 4: Simplify right side
    30,292,163.70x = 458,796,622,000,561.12
  5. Step 5: Solve for x
    x = 458,796,622,000,561.12/30,292,163.70
  6. Step 6: Final answer
    x = 15,145,719.75

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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.