Home / 52,059,643.80-78,089,465.70-38,622,715.80

Finding the Fourth Proportional to 52,059,643.80, 78,089,465.70 and 38,622,715.80

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Solution

The fourth proportional to 52,059,643.80, 78,089,465.70 and 38,622,715.80 is: 57,934,073.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,059,643.80 : 78,089,465.70 = 38,622,715.80 : x
  2. Step 2: Convert to fraction form
    52,059,643.80/78,089,465.70 = 38,622,715.80/x
  3. Step 3: Cross multiply
    52,059,643.80x = 78,089,465.70 × 38,622,715.80
  4. Step 4: Simplify right side
    52,059,643.80x = 3,016,027,240,704,948
  5. Step 5: Solve for x
    x = 3,016,027,240,704,948/52,059,643.80
  6. Step 6: Final answer
    x = 57,934,073.70

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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.