Home / 16,450,572.86-22,694,643.48-9,920,573.58

Finding the Fourth Proportional to 16,450,572.86, 22,694,643.48 and 9,920,573.58

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Solution

The fourth proportional to 16,450,572.86, 22,694,643.48 and 9,920,573.58 is: 13,686,081.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,450,572.86 : 22,694,643.48 = 9,920,573.58 : x
  2. Step 2: Convert to fraction form
    16,450,572.86/22,694,643.48 = 9,920,573.58/x
  3. Step 3: Cross multiply
    16,450,572.86x = 22,694,643.48 × 9,920,573.58
  4. Step 4: Simplify right side
    16,450,572.86x = 225,143,880,637,514.34
  5. Step 5: Solve for x
    x = 225,143,880,637,514.34/16,450,572.86
  6. Step 6: Final answer
    x = 13,686,081.49

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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.