Home / 49,743,514.80-74,671,259.40-38,434,100.40

Finding the Fourth Proportional to 49,743,514.80, 74,671,259.40 and 38,434,100.40

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Solution

The fourth proportional to 49,743,514.80, 74,671,259.40 and 38,434,100.40 is: 57,694,408.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,743,514.80 : 74,671,259.40 = 38,434,100.40 : x
  2. Step 2: Convert to fraction form
    49,743,514.80/74,671,259.40 = 38,434,100.40/x
  3. Step 3: Cross multiply
    49,743,514.80x = 74,671,259.40 × 38,434,100.40
  4. Step 4: Simplify right side
    49,743,514.80x = 2,869,922,680,774,044
  5. Step 5: Solve for x
    x = 2,869,922,680,774,044/49,743,514.80
  6. Step 6: Final answer
    x = 57,694,408.86

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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.