Home / 30,622,008.21-45,933,385.90-9,057,045.72

Finding the Fourth Proportional to 30,622,008.21, 45,933,385.90 and 9,057,045.72

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Solution

The fourth proportional to 30,622,008.21, 45,933,385.90 and 9,057,045.72 is: 13,585,679.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,622,008.21 : 45,933,385.90 = 9,057,045.72 : x
  2. Step 2: Convert to fraction form
    30,622,008.21/45,933,385.90 = 9,057,045.72/x
  3. Step 3: Cross multiply
    30,622,008.21x = 45,933,385.90 × 9,057,045.72
  4. Step 4: Simplify right side
    30,622,008.21x = 416,020,776,262,894.19
  5. Step 5: Solve for x
    x = 416,020,776,262,894.19/30,622,008.21
  6. Step 6: Final answer
    x = 13,585,679.08

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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.