Home / 53,243,502.48-79,874,087.58-18,690,947.46

Finding the Fourth Proportional to 53,243,502.48, 79,874,087.58 and 18,690,947.46

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Solution

The fourth proportional to 53,243,502.48, 79,874,087.58 and 18,690,947.46 is: 28,039,522.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,243,502.48 : 79,874,087.58 = 18,690,947.46 : x
  2. Step 2: Convert to fraction form
    53,243,502.48/79,874,087.58 = 18,690,947.46/x
  3. Step 3: Cross multiply
    53,243,502.48x = 79,874,087.58 × 18,690,947.46
  4. Step 4: Simplify right side
    53,243,502.48x = 1,492,922,374,373,218.50
  5. Step 5: Solve for x
    x = 1,492,922,374,373,218.50/53,243,502.48
  6. Step 6: Final answer
    x = 28,039,522.29

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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.