Home / 17,768,934.36-26,655,028.10-4,989,352.96

Finding the Fourth Proportional to 17,768,934.36, 26,655,028.10 and 4,989,352.96

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Solution

The fourth proportional to 17,768,934.36, 26,655,028.10 and 4,989,352.96 is: 7,484,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,768,934.36 : 26,655,028.10 = 4,989,352.96 : x
  2. Step 2: Convert to fraction form
    17,768,934.36/26,655,028.10 = 4,989,352.96/x
  3. Step 3: Cross multiply
    17,768,934.36x = 26,655,028.10 × 4,989,352.96
  4. Step 4: Simplify right side
    17,768,934.36x = 132,991,343,349,618.19
  5. Step 5: Solve for x
    x = 132,991,343,349,618.19/17,768,934.36
  6. Step 6: Final answer
    x = 7,484,486.16

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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.