Home / 15,746,675.90-23,620,013.85-11,939,546.30

Finding the Fourth Proportional to 15,746,675.90, 23,620,013.85 and 11,939,546.30

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Solution

The fourth proportional to 15,746,675.90, 23,620,013.85 and 11,939,546.30 is: 17,909,319.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746,675.90 : 23,620,013.85 = 11,939,546.30 : x
  2. Step 2: Convert to fraction form
    15,746,675.90/23,620,013.85 = 11,939,546.30/x
  3. Step 3: Cross multiply
    15,746,675.90x = 23,620,013.85 × 11,939,546.30
  4. Step 4: Simplify right side
    15,746,675.90x = 282,012,248,968,716.31
  5. Step 5: Solve for x
    x = 282,012,248,968,716.31/15,746,675.90
  6. Step 6: Final answer
    x = 17,909,319.45

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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.