Home / 65,963,231.76-90,991,440.02-41,140,323.06

Finding the Fourth Proportional to 65,963,231.76, 90,991,440.02 and 41,140,323.06

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Solution

The fourth proportional to 65,963,231.76, 90,991,440.02 and 41,140,323.06 is: 56,750,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,963,231.76 : 90,991,440.02 = 41,140,323.06 : x
  2. Step 2: Convert to fraction form
    65,963,231.76/90,991,440.02 = 41,140,323.06/x
  3. Step 3: Cross multiply
    65,963,231.76x = 90,991,440.02 × 41,140,323.06
  4. Step 4: Simplify right side
    65,963,231.76x = 3,743,417,238,117,413
  5. Step 5: Solve for x
    x = 3,743,417,238,117,413/65,963,231.76
  6. Step 6: Final answer
    x = 56,750,058.15

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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.