Home / 56,821,711.98-78,361,668.68-37,235,486.74

Finding the Fourth Proportional to 56,821,711.98, 78,361,668.68 and 37,235,486.74

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Solution

The fourth proportional to 56,821,711.98, 78,361,668.68 and 37,235,486.74 is: 51,350,703.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,821,711.98 : 78,361,668.68 = 37,235,486.74 : x
  2. Step 2: Convert to fraction form
    56,821,711.98/78,361,668.68 = 37,235,486.74/x
  3. Step 3: Cross multiply
    56,821,711.98x = 78,361,668.68 × 37,235,486.74
  4. Step 4: Simplify right side
    56,821,711.98x = 2,917,834,875,058,413.50
  5. Step 5: Solve for x
    x = 2,917,834,875,058,413.50/56,821,711.98
  6. Step 6: Final answer
    x = 51,350,703.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.