Home / 21,575,668.15-32,352,326.64-7,925,288.95

Finding the Fourth Proportional to 21,575,668.15, 32,352,326.64 and 7,925,288.95

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Solution

The fourth proportional to 21,575,668.15, 32,352,326.64 and 7,925,288.95 is: 11,883,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,575,668.15 : 32,352,326.64 = 7,925,288.95 : x
  2. Step 2: Convert to fraction form
    21,575,668.15/32,352,326.64 = 7,925,288.95/x
  3. Step 3: Cross multiply
    21,575,668.15x = 32,352,326.64 × 7,925,288.95
  4. Step 4: Simplify right side
    21,575,668.15x = 256,401,536,826,782.62
  5. Step 5: Solve for x
    x = 256,401,536,826,782.62/21,575,668.15
  6. Step 6: Final answer
    x = 11,883,828.35

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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.