Home / 53,259,690.49-79,894,089.57-18,713,089.46

Finding the Fourth Proportional to 53,259,690.49, 79,894,089.57 and 18,713,089.46

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Solution

The fourth proportional to 53,259,690.49, 79,894,089.57 and 18,713,089.46 is: 28,071,234.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,259,690.49 : 79,894,089.57 = 18,713,089.46 : x
  2. Step 2: Convert to fraction form
    53,259,690.49/79,894,089.57 = 18,713,089.46/x
  3. Step 3: Cross multiply
    53,259,690.49x = 79,894,089.57 × 18,713,089.46
  4. Step 4: Simplify right side
    53,259,690.49x = 1,495,065,245,448,662.75
  5. Step 5: Solve for x
    x = 1,495,065,245,448,662.75/53,259,690.49
  6. Step 6: Final answer
    x = 28,071,234.21

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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.