Home / 15,401,300.18-21,253,962.21-8,525,897.06

Finding the Fourth Proportional to 15,401,300.18, 21,253,962.21 and 8,525,897.06

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Solution

The fourth proportional to 15,401,300.18, 21,253,962.21 and 8,525,897.06 is: 11,765,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,401,300.18 : 21,253,962.21 = 8,525,897.06 : x
  2. Step 2: Convert to fraction form
    15,401,300.18/21,253,962.21 = 8,525,897.06/x
  3. Step 3: Cross multiply
    15,401,300.18x = 21,253,962.21 × 8,525,897.06
  4. Step 4: Simplify right side
    15,401,300.18x = 181,209,093,919,590.12
  5. Step 5: Solve for x
    x = 181,209,093,919,590.12/15,401,300.18
  6. Step 6: Final answer
    x = 11,765,830.92

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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.