Home / 10,136,736.12-13,977,482.94-6,459,824.28

Finding the Fourth Proportional to 10,136,736.12, 13,977,482.94 and 6,459,824.28

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Solution

The fourth proportional to 10,136,736.12, 13,977,482.94 and 6,459,824.28 is: 8,907,411.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136,736.12 : 13,977,482.94 = 6,459,824.28 : x
  2. Step 2: Convert to fraction form
    10,136,736.12/13,977,482.94 = 6,459,824.28/x
  3. Step 3: Cross multiply
    10,136,736.12x = 13,977,482.94 × 6,459,824.28
  4. Step 4: Simplify right side
    10,136,736.12x = 90,292,083,669,097.78
  5. Step 5: Solve for x
    x = 90,292,083,669,097.78/10,136,736.12
  6. Step 6: Final answer
    x = 8,907,411.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.