Home / 29,152,941.78-43,737,585.06-12,759,653.70

Finding the Fourth Proportional to 29,152,941.78, 43,737,585.06 and 12,759,653.70

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Solution

The fourth proportional to 29,152,941.78, 43,737,585.06 and 12,759,653.70 is: 19,143,057.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,152,941.78 : 43,737,585.06 = 12,759,653.70 : x
  2. Step 2: Convert to fraction form
    29,152,941.78/43,737,585.06 = 12,759,653.70/x
  3. Step 3: Cross multiply
    29,152,941.78x = 43,737,585.06 × 12,759,653.70
  4. Step 4: Simplify right side
    29,152,941.78x = 558,076,439,039,893.75
  5. Step 5: Solve for x
    x = 558,076,439,039,893.75/29,152,941.78
  6. Step 6: Final answer
    x = 19,143,057.44

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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.