Home / 65,769,391.01-90,761,953.79-36,402,763.25

Finding the Fourth Proportional to 65,769,391.01, 90,761,953.79 and 36,402,763.25

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Solution

The fourth proportional to 65,769,391.01, 90,761,953.79 and 36,402,763.25 is: 50,235,920.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,769,391.01 : 90,761,953.79 = 36,402,763.25 : x
  2. Step 2: Convert to fraction form
    65,769,391.01/90,761,953.79 = 36,402,763.25/x
  3. Step 3: Cross multiply
    65,769,391.01x = 90,761,953.79 × 36,402,763.25
  4. Step 4: Simplify right side
    65,769,391.01x = 3,303,985,915,924,810.50
  5. Step 5: Solve for x
    x = 3,303,985,915,924,810.50/65,769,391.01
  6. Step 6: Final answer
    x = 50,235,920.77

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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.