Home / 15,572,291.73-21,333,682.73-14,990,084.25

Finding the Fourth Proportional to 15,572,291.73, 21,333,682.73 and 14,990,084.25

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Solution

The fourth proportional to 15,572,291.73, 21,333,682.73 and 14,990,084.25 is: 20,536,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,572,291.73 : 21,333,682.73 = 14,990,084.25 : x
  2. Step 2: Convert to fraction form
    15,572,291.73/21,333,682.73 = 14,990,084.25/x
  3. Step 3: Cross multiply
    15,572,291.73x = 21,333,682.73 × 14,990,084.25
  4. Step 4: Simplify right side
    15,572,291.73x = 319,793,701,410,519.62
  5. Step 5: Solve for x
    x = 319,793,701,410,519.62/15,572,291.73
  6. Step 6: Final answer
    x = 20,536,071.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.