Home / 12,426,412.29-18,638,798.30-5,954,117.01

Finding the Fourth Proportional to 12,426,412.29, 18,638,798.30 and 5,954,117.01

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Solution

The fourth proportional to 12,426,412.29, 18,638,798.30 and 5,954,117.01 is: 8,930,782.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,426,412.29 : 18,638,798.30 = 5,954,117.01 : x
  2. Step 2: Convert to fraction form
    12,426,412.29/18,638,798.30 = 5,954,117.01/x
  3. Step 3: Cross multiply
    12,426,412.29x = 18,638,798.30 × 5,954,117.01
  4. Step 4: Simplify right side
    12,426,412.29x = 110,977,586,003,989.08
  5. Step 5: Solve for x
    x = 110,977,586,003,989.08/12,426,412.29
  6. Step 6: Final answer
    x = 8,930,782.55

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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.