Home / 10,726,647.40-16,090,748.70-6,457,623.40

Finding the Fourth Proportional to 10,726,647.40, 16,090,748.70 and 6,457,623.40

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Solution

The fourth proportional to 10,726,647.40, 16,090,748.70 and 6,457,623.40 is: 9,686,903.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726,647.40 : 16,090,748.70 = 6,457,623.40 : x
  2. Step 2: Convert to fraction form
    10,726,647.40/16,090,748.70 = 6,457,623.40/x
  3. Step 3: Cross multiply
    10,726,647.40x = 16,090,748.70 × 6,457,623.40
  4. Step 4: Simplify right side
    10,726,647.40x = 103,907,995,328,639.58
  5. Step 5: Solve for x
    x = 103,907,995,328,639.58/10,726,647.40
  6. Step 6: Final answer
    x = 9,686,903.23

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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.