Home / 19,936,641.90-29,904,962.87-4,790,573.40

Finding the Fourth Proportional to 19,936,641.90, 29,904,962.87 and 4,790,573.40

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Solution

The fourth proportional to 19,936,641.90, 29,904,962.87 and 4,790,573.40 is: 7,185,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,641.90 : 29,904,962.87 = 4,790,573.40 : x
  2. Step 2: Convert to fraction form
    19,936,641.90/29,904,962.87 = 4,790,573.40/x
  3. Step 3: Cross multiply
    19,936,641.90x = 29,904,962.87 × 4,790,573.40
  4. Step 4: Simplify right side
    19,936,641.90x = 143,261,919,777,129.69
  5. Step 5: Solve for x
    x = 143,261,919,777,129.69/19,936,641.90
  6. Step 6: Final answer
    x = 7,185,860.11

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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.