Home / 12,535,888.11-17,300,245.95-7,031,028.66

Finding the Fourth Proportional to 12,535,888.11, 17,300,245.95 and 7,031,028.66

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Solution

The fourth proportional to 12,535,888.11, 17,300,245.95 and 7,031,028.66 is: 9,703,223.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,535,888.11 : 17,300,245.95 = 7,031,028.66 : x
  2. Step 2: Convert to fraction form
    12,535,888.11/17,300,245.95 = 7,031,028.66/x
  3. Step 3: Cross multiply
    12,535,888.11x = 17,300,245.95 × 7,031,028.66
  4. Step 4: Simplify right side
    12,535,888.11x = 121,638,525,099,498.92
  5. Step 5: Solve for x
    x = 121,638,525,099,498.92/12,535,888.11
  6. Step 6: Final answer
    x = 9,703,223.58

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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.