Home / 61,880,865.64-85,390,483.16-34,002,135.07

Finding the Fourth Proportional to 61,880,865.64, 85,390,483.16 and 34,002,135.07

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Solution

The fourth proportional to 61,880,865.64, 85,390,483.16 and 34,002,135.07 is: 46,920,137.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,880,865.64 : 85,390,483.16 = 34,002,135.07 : x
  2. Step 2: Convert to fraction form
    61,880,865.64/85,390,483.16 = 34,002,135.07/x
  3. Step 3: Cross multiply
    61,880,865.64x = 85,390,483.16 × 34,002,135.07
  4. Step 4: Simplify right side
    61,880,865.64x = 2,903,458,741,970,409.50
  5. Step 5: Solve for x
    x = 2,903,458,741,970,409.50/61,880,865.64
  6. Step 6: Final answer
    x = 46,920,137.79

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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.