Home / 56,152,877.16-84,229,315.74-20,251,085.16

Finding the Fourth Proportional to 56,152,877.16, 84,229,315.74 and 20,251,085.16

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Solution

The fourth proportional to 56,152,877.16, 84,229,315.74 and 20,251,085.16 is: 30,376,627.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,152,877.16 : 84,229,315.74 = 20,251,085.16 : x
  2. Step 2: Convert to fraction form
    56,152,877.16/84,229,315.74 = 20,251,085.16/x
  3. Step 3: Cross multiply
    56,152,877.16x = 84,229,315.74 × 20,251,085.16
  4. Step 4: Simplify right side
    56,152,877.16x = 1,705,735,046,019,268.25
  5. Step 5: Solve for x
    x = 1,705,735,046,019,268.25/56,152,877.16
  6. Step 6: Final answer
    x = 30,376,627.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.