Home / 57,246,332.68-78,999,879.33-31,140,788.25

Finding the Fourth Proportional to 57,246,332.68, 78,999,879.33 and 31,140,788.25

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Solution

The fourth proportional to 57,246,332.68, 78,999,879.33 and 31,140,788.25 is: 42,974,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,246,332.68 : 78,999,879.33 = 31,140,788.25 : x
  2. Step 2: Convert to fraction form
    57,246,332.68/78,999,879.33 = 31,140,788.25/x
  3. Step 3: Cross multiply
    57,246,332.68x = 78,999,879.33 × 31,140,788.25
  4. Step 4: Simplify right side
    57,246,332.68x = 2,460,118,513,991,082
  5. Step 5: Solve for x
    x = 2,460,118,513,991,082/57,246,332.68
  6. Step 6: Final answer
    x = 42,974,255.27

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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.