Home / 77,854,420.86-116,788,606.50-22,521,386.79

Finding the Fourth Proportional to 77,854,420.86, 116,788,606.50 and 22,521,386.79

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Solution

The fourth proportional to 77,854,420.86, 116,788,606.50 and 22,521,386.79 is: 33,784,097.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,854,420.86 : 116,788,606.50 = 22,521,386.79 : x
  2. Step 2: Convert to fraction form
    77,854,420.86/116,788,606.50 = 22,521,386.79/x
  3. Step 3: Cross multiply
    77,854,420.86x = 116,788,606.50 × 22,521,386.79
  4. Step 4: Simplify right side
    77,854,420.86x = 2,630,241,379,651,608
  5. Step 5: Solve for x
    x = 2,630,241,379,651,608/77,854,420.86
  6. Step 6: Final answer
    x = 33,784,097.94

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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.