Home / 48,482,939.79-72,681,828.77-19,753,239.33

Finding the Fourth Proportional to 48,482,939.79, 72,681,828.77 and 19,753,239.33

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Solution

The fourth proportional to 48,482,939.79, 72,681,828.77 and 19,753,239.33 is: 29,612,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,482,939.79 : 72,681,828.77 = 19,753,239.33 : x
  2. Step 2: Convert to fraction form
    48,482,939.79/72,681,828.77 = 19,753,239.33/x
  3. Step 3: Cross multiply
    48,482,939.79x = 72,681,828.77 × 19,753,239.33
  4. Step 4: Simplify right side
    48,482,939.79x = 1,435,701,558,537,123.25
  5. Step 5: Solve for x
    x = 1,435,701,558,537,123.25/48,482,939.79
  6. Step 6: Final answer
    x = 29,612,510.40

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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.