Home / 65,803,348.27-90,813,733.31-36,437,413.06

Finding the Fourth Proportional to 65,803,348.27, 90,813,733.31 and 36,437,413.06

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Solution

The fourth proportional to 65,803,348.27, 90,813,733.31 and 36,437,413.06 is: 50,286,461.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,803,348.27 : 90,813,733.31 = 36,437,413.06 : x
  2. Step 2: Convert to fraction form
    65,803,348.27/90,813,733.31 = 36,437,413.06/x
  3. Step 3: Cross multiply
    65,803,348.27x = 90,813,733.31 × 36,437,413.06
  4. Step 4: Simplify right side
    65,803,348.27x = 3,309,017,512,648,142
  5. Step 5: Solve for x
    x = 3,309,017,512,648,142/65,803,348.27
  6. Step 6: Final answer
    x = 50,286,461.09

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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.