Home / 8,904,428.70-13,346,145.45-4,642,403.10

Finding the Fourth Proportional to 8,904,428.70, 13,346,145.45 and 4,642,403.10

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Solution

The fourth proportional to 8,904,428.70, 13,346,145.45 and 4,642,403.10 is: 6,958,131.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904,428.70 : 13,346,145.45 = 4,642,403.10 : x
  2. Step 2: Convert to fraction form
    8,904,428.70/13,346,145.45 = 4,642,403.10/x
  3. Step 3: Cross multiply
    8,904,428.70x = 13,346,145.45 × 4,642,403.10
  4. Step 4: Simplify right side
    8,904,428.70x = 61,958,187,010,130.88
  5. Step 5: Solve for x
    x = 61,958,187,010,130.88/8,904,428.70
  6. Step 6: Final answer
    x = 6,958,131.63

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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.