Home / 9,074,076.10-12,522,085.05-4,999,840.90

Finding the Fourth Proportional to 9,074,076.10, 12,522,085.05 and 4,999,840.90

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Solution

The fourth proportional to 9,074,076.10, 12,522,085.05 and 4,999,840.90 is: 6,899,703.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074,076.10 : 12,522,085.05 = 4,999,840.90 : x
  2. Step 2: Convert to fraction form
    9,074,076.10/12,522,085.05 = 4,999,840.90/x
  3. Step 3: Cross multiply
    9,074,076.10x = 12,522,085.05 × 4,999,840.90
  4. Step 4: Simplify right side
    9,074,076.10x = 62,608,432,986,268.55
  5. Step 5: Solve for x
    x = 62,608,432,986,268.55/9,074,076.10
  6. Step 6: Final answer
    x = 6,899,703.32

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1.5x scale

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.