Home / 55,328,081.40-83,045,266.20-28,065,158.10

Finding the Fourth Proportional to 55,328,081.40, 83,045,266.20 and 28,065,158.10

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Solution

The fourth proportional to 55,328,081.40, 83,045,266.20 and 28,065,158.10 is: 42,124,694.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,328,081.40 : 83,045,266.20 = 28,065,158.10 : x
  2. Step 2: Convert to fraction form
    55,328,081.40/83,045,266.20 = 28,065,158.10/x
  3. Step 3: Cross multiply
    55,328,081.40x = 83,045,266.20 × 28,065,158.10
  4. Step 4: Simplify right side
    55,328,081.40x = 2,330,678,525,359,586.50
  5. Step 5: Solve for x
    x = 2,330,678,525,359,586.50/55,328,081.40
  6. Step 6: Final answer
    x = 42,124,694.48

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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.