Home / 28,401,668.80-42,592,005.60-9,233,051.20

Finding the Fourth Proportional to 28,401,668.80, 42,592,005.60 and 9,233,051.20

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Solution

The fourth proportional to 28,401,668.80, 42,592,005.60 and 9,233,051.20 is: 13,846,164.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,401,668.80 : 42,592,005.60 = 9,233,051.20 : x
  2. Step 2: Convert to fraction form
    28,401,668.80/42,592,005.60 = 9,233,051.20/x
  3. Step 3: Cross multiply
    28,401,668.80x = 42,592,005.60 × 9,233,051.20
  4. Step 4: Simplify right side
    28,401,668.80x = 393,254,168,415,486.69
  5. Step 5: Solve for x
    x = 393,254,168,415,486.69/28,401,668.80
  6. Step 6: Final answer
    x = 13,846,164.15

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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.