Home / 58,869,648.69-88,312,551.72-19,997,664.65

Finding the Fourth Proportional to 58,869,648.69, 88,312,551.72 and 19,997,664.65

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Solution

The fourth proportional to 58,869,648.69, 88,312,551.72 and 19,997,664.65 is: 29,999,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,869,648.69 : 88,312,551.72 = 19,997,664.65 : x
  2. Step 2: Convert to fraction form
    58,869,648.69/88,312,551.72 = 19,997,664.65/x
  3. Step 3: Cross multiply
    58,869,648.69x = 88,312,551.72 × 19,997,664.65
  4. Step 4: Simplify right side
    58,869,648.69x = 1,766,044,793,496,958.75
  5. Step 5: Solve for x
    x = 1,766,044,793,496,958.75/58,869,648.69
  6. Step 6: Final answer
    x = 29,999,241.25

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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.