Home / 79,006,061.84-118,497,117.72-21,502,814

Finding the Fourth Proportional to 79,006,061.84, 118,497,117.72 and 21,502,814

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Solution

The fourth proportional to 79,006,061.84, 118,497,117.72 and 21,502,814 is: 32,250,961.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,006,061.84 : 118,497,117.72 = 21,502,814 : x
  2. Step 2: Convert to fraction form
    79,006,061.84/118,497,117.72 = 21,502,814/x
  3. Step 3: Cross multiply
    79,006,061.84x = 118,497,117.72 × 21,502,814
  4. Step 4: Simplify right side
    79,006,061.84x = 2,548,021,481,869,264
  5. Step 5: Solve for x
    x = 2,548,021,481,869,264/79,006,061.84
  6. Step 6: Final answer
    x = 32,250,961.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.