Home / 15,526,740.96-21,426,985.61-8,910,801.85

Finding the Fourth Proportional to 15,526,740.96, 21,426,985.61 and 8,910,801.85

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Solution

The fourth proportional to 15,526,740.96, 21,426,985.61 and 8,910,801.85 is: 12,296,954.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526,740.96 : 21,426,985.61 = 8,910,801.85 : x
  2. Step 2: Convert to fraction form
    15,526,740.96/21,426,985.61 = 8,910,801.85/x
  3. Step 3: Cross multiply
    15,526,740.96x = 21,426,985.61 × 8,910,801.85
  4. Step 4: Simplify right side
    15,526,740.96x = 190,931,623,013,511.38
  5. Step 5: Solve for x
    x = 190,931,623,013,511.38/15,526,740.96
  6. Step 6: Final answer
    x = 12,296,954.24

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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.