Home / 37,391,570.40-56,087,355.60-21,211,269.60

Finding the Fourth Proportional to 37,391,570.40, 56,087,355.60 and 21,211,269.60

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Solution

The fourth proportional to 37,391,570.40, 56,087,355.60 and 21,211,269.60 is: 31,816,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,391,570.40 : 56,087,355.60 = 21,211,269.60 : x
  2. Step 2: Convert to fraction form
    37,391,570.40/56,087,355.60 = 21,211,269.60/x
  3. Step 3: Cross multiply
    37,391,570.40x = 56,087,355.60 × 21,211,269.60
  4. Step 4: Simplify right side
    37,391,570.40x = 1,189,684,020,782,670
  5. Step 5: Solve for x
    x = 1,189,684,020,782,670/37,391,570.40
  6. Step 6: Final answer
    x = 31,816,904.40

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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.