Home / 59,618,074.09-89,426,999.52-18,680,647.18

Finding the Fourth Proportional to 59,618,074.09, 89,426,999.52 and 18,680,647.18

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Solution

The fourth proportional to 59,618,074.09, 89,426,999.52 and 18,680,647.18 is: 28,020,935.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,618,074.09 : 89,426,999.52 = 18,680,647.18 : x
  2. Step 2: Convert to fraction form
    59,618,074.09/89,426,999.52 = 18,680,647.18/x
  3. Step 3: Cross multiply
    59,618,074.09x = 89,426,999.52 × 18,680,647.18
  4. Step 4: Simplify right side
    59,618,074.09x = 1,670,554,226,399,149.25
  5. Step 5: Solve for x
    x = 1,670,554,226,399,149.25/59,618,074.09
  6. Step 6: Final answer
    x = 28,020,935.80

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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.