Home / 15,802,488.42-21,809,204.35-8,927,413.35

Finding the Fourth Proportional to 15,802,488.42, 21,809,204.35 and 8,927,413.35

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Solution

The fourth proportional to 15,802,488.42, 21,809,204.35 and 8,927,413.35 is: 12,320,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,802,488.42 : 21,809,204.35 = 8,927,413.35 : x
  2. Step 2: Convert to fraction form
    15,802,488.42/21,809,204.35 = 8,927,413.35/x
  3. Step 3: Cross multiply
    15,802,488.42x = 21,809,204.35 × 8,927,413.35
  4. Step 4: Simplify right side
    15,802,488.42x = 194,699,782,044,749.53
  5. Step 5: Solve for x
    x = 194,699,782,044,749.53/15,802,488.42
  6. Step 6: Final answer
    x = 12,320,830.55

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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.