Home / 65,272,501.52-90,076,616.16-35,503,388.72

Finding the Fourth Proportional to 65,272,501.52, 90,076,616.16 and 35,503,388.72

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Solution

The fourth proportional to 65,272,501.52, 90,076,616.16 and 35,503,388.72 is: 48,994,983.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,272,501.52 : 90,076,616.16 = 35,503,388.72 : x
  2. Step 2: Convert to fraction form
    65,272,501.52/90,076,616.16 = 35,503,388.72/x
  3. Step 3: Cross multiply
    65,272,501.52x = 90,076,616.16 × 35,503,388.72
  4. Step 4: Simplify right side
    65,272,501.52x = 3,198,025,118,110,713.50
  5. Step 5: Solve for x
    x = 3,198,025,118,110,713.50/65,272,501.52
  6. Step 6: Final answer
    x = 48,994,983.24

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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.