Home / 32,621,904.50-45,019,844.24-20,235,988.67

Finding the Fourth Proportional to 32,621,904.50, 45,019,844.24 and 20,235,988.67

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Solution

The fourth proportional to 32,621,904.50, 45,019,844.24 and 20,235,988.67 is: 27,926,666.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,621,904.50 : 45,019,844.24 = 20,235,988.67 : x
  2. Step 2: Convert to fraction form
    32,621,904.50/45,019,844.24 = 20,235,988.67/x
  3. Step 3: Cross multiply
    32,621,904.50x = 45,019,844.24 × 20,235,988.67
  4. Step 4: Simplify right side
    32,621,904.50x = 911,021,057,639,525.50
  5. Step 5: Solve for x
    x = 911,021,057,639,525.50/32,621,904.50
  6. Step 6: Final answer
    x = 27,926,666.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.