Home / 12,907,230.07-17,811,301.30-7,104,878.50

Finding the Fourth Proportional to 12,907,230.07, 17,811,301.30 and 7,104,878.50

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Solution

The fourth proportional to 12,907,230.07, 17,811,301.30 and 7,104,878.50 is: 9,804,360.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,907,230.07 : 17,811,301.30 = 7,104,878.50 : x
  2. Step 2: Convert to fraction form
    12,907,230.07/17,811,301.30 = 7,104,878.50/x
  3. Step 3: Cross multiply
    12,907,230.07x = 17,811,301.30 × 7,104,878.50
  4. Step 4: Simplify right side
    12,907,230.07x = 126,547,131,663,392.06
  5. Step 5: Solve for x
    x = 126,547,131,663,392.06/12,907,230.07
  6. Step 6: Final answer
    x = 9,804,360.11

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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.