Home / 52,357,263.86-78,541,259.21-20,036,350.85

Finding the Fourth Proportional to 52,357,263.86, 78,541,259.21 and 20,036,350.85

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Solution

The fourth proportional to 52,357,263.86, 78,541,259.21 and 20,036,350.85 is: 30,056,578.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,357,263.86 : 78,541,259.21 = 20,036,350.85 : x
  2. Step 2: Convert to fraction form
    52,357,263.86/78,541,259.21 = 20,036,350.85/x
  3. Step 3: Cross multiply
    52,357,263.86x = 78,541,259.21 × 20,036,350.85
  4. Step 4: Simplify right side
    52,357,263.86x = 1,573,680,225,239,465.75
  5. Step 5: Solve for x
    x = 1,573,680,225,239,465.75/52,357,263.86
  6. Step 6: Final answer
    x = 30,056,578.77

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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.