Home / 50,611,429.04-75,885,242.52-42,937,761.20

Finding the Fourth Proportional to 50,611,429.04, 75,885,242.52 and 42,937,761.20

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Solution

The fourth proportional to 50,611,429.04, 75,885,242.52 and 42,937,761.20 is: 64,379,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,611,429.04 : 75,885,242.52 = 42,937,761.20 : x
  2. Step 2: Convert to fraction form
    50,611,429.04/75,885,242.52 = 42,937,761.20/x
  3. Step 3: Cross multiply
    50,611,429.04x = 75,885,242.52 × 42,937,761.20
  4. Step 4: Simplify right side
    50,611,429.04x = 3,258,342,421,927,846.50
  5. Step 5: Solve for x
    x = 3,258,342,421,927,846.50/50,611,429.04
  6. Step 6: Final answer
    x = 64,379,577.57

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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.