Home / 50,611,431.54-75,885,246.27-42,937,763.70

Finding the Fourth Proportional to 50,611,431.54, 75,885,246.27 and 42,937,763.70

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Solution

The fourth proportional to 50,611,431.54, 75,885,246.27 and 42,937,763.70 is: 64,379,581.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,611,431.54 : 75,885,246.27 = 42,937,763.70 : x
  2. Step 2: Convert to fraction form
    50,611,431.54/75,885,246.27 = 42,937,763.70/x
  3. Step 3: Cross multiply
    50,611,431.54x = 75,885,246.27 × 42,937,763.70
  4. Step 4: Simplify right side
    50,611,431.54x = 3,258,342,772,657,566.50
  5. Step 5: Solve for x
    x = 3,258,342,772,657,566.50/50,611,431.54
  6. Step 6: Final answer
    x = 64,379,581.32

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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.