Home / 69,936,019.80-104,904,029.70-39,702,931.80

Finding the Fourth Proportional to 69,936,019.80, 104,904,029.70 and 39,702,931.80

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Solution

The fourth proportional to 69,936,019.80, 104,904,029.70 and 39,702,931.80 is: 59,554,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,936,019.80 : 104,904,029.70 = 39,702,931.80 : x
  2. Step 2: Convert to fraction form
    69,936,019.80/104,904,029.70 = 39,702,931.80/x
  3. Step 3: Cross multiply
    69,936,019.80x = 104,904,029.70 × 39,702,931.80
  4. Step 4: Simplify right side
    69,936,019.80x = 4,164,997,536,724,274.50
  5. Step 5: Solve for x
    x = 4,164,997,536,724,274.50/69,936,019.80
  6. Step 6: Final answer
    x = 59,554,397.70

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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.