Home / 19,712,403-29,580,400.98-8,505,747

Finding the Fourth Proportional to 19,712,403, 29,580,400.98 and 8,505,747

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Solution

The fourth proportional to 19,712,403, 29,580,400.98 and 8,505,747 is: 12,763,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,712,403 : 29,580,400.98 = 8,505,747 : x
  2. Step 2: Convert to fraction form
    19,712,403/29,580,400.98 = 8,505,747/x
  3. Step 3: Cross multiply
    19,712,403x = 29,580,400.98 × 8,505,747
  4. Step 4: Simplify right side
    19,712,403x = 251,603,406,894,432.06
  5. Step 5: Solve for x
    x = 251,603,406,894,432.06/19,712,403
  6. Step 6: Final answer
    x = 12,763,710.59

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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.