Home / 76,774,724.16-115,162,084.08-25,656,741.60

Finding the Fourth Proportional to 76,774,724.16, 115,162,084.08 and 25,656,741.60

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Solution

The fourth proportional to 76,774,724.16, 115,162,084.08 and 25,656,741.60 is: 38,485,111.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,774,724.16 : 115,162,084.08 = 25,656,741.60 : x
  2. Step 2: Convert to fraction form
    76,774,724.16/115,162,084.08 = 25,656,741.60/x
  3. Step 3: Cross multiply
    76,774,724.16x = 115,162,084.08 × 25,656,741.60
  4. Step 4: Simplify right side
    76,774,724.16x = 2,954,683,833,358,034
  5. Step 5: Solve for x
    x = 2,954,683,833,358,034/76,774,724.16
  6. Step 6: Final answer
    x = 38,485,111.68

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1.5x scale

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.