Home / 68,131,743.84-94,020,592.32-38,762,444.16

Finding the Fourth Proportional to 68,131,743.84, 94,020,592.32 and 38,762,444.16

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Solution

The fourth proportional to 68,131,743.84, 94,020,592.32 and 38,762,444.16 is: 53,491,482.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,131,743.84 : 94,020,592.32 = 38,762,444.16 : x
  2. Step 2: Convert to fraction form
    68,131,743.84/94,020,592.32 = 38,762,444.16/x
  3. Step 3: Cross multiply
    68,131,743.84x = 94,020,592.32 × 38,762,444.16
  4. Step 4: Simplify right side
    68,131,743.84x = 3,644,467,959,694,124
  5. Step 5: Solve for x
    x = 3,644,467,959,694,124/68,131,743.84
  6. Step 6: Final answer
    x = 53,491,482.15

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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.