Home / 39,065,428.67-58,598,112.22-11,771,721.75

Finding the Fourth Proportional to 39,065,428.67, 58,598,112.22 and 11,771,721.75

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Solution

The fourth proportional to 39,065,428.67, 58,598,112.22 and 11,771,721.75 is: 17,657,573.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,065,428.67 : 58,598,112.22 = 11,771,721.75 : x
  2. Step 2: Convert to fraction form
    39,065,428.67/58,598,112.22 = 11,771,721.75/x
  3. Step 3: Cross multiply
    39,065,428.67x = 58,598,112.22 × 11,771,721.75
  4. Step 4: Simplify right side
    39,065,428.67x = 689,800,671,989,814
  5. Step 5: Solve for x
    x = 689,800,671,989,814/39,065,428.67
  6. Step 6: Final answer
    x = 17,657,573.35

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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.