Home / 14,902,762.88-20,566,055.42-8,197,360.52

Finding the Fourth Proportional to 14,902,762.88, 20,566,055.42 and 8,197,360.52

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Solution

The fourth proportional to 14,902,762.88, 20,566,055.42 and 8,197,360.52 is: 11,312,490.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,902,762.88 : 20,566,055.42 = 8,197,360.52 : x
  2. Step 2: Convert to fraction form
    14,902,762.88/20,566,055.42 = 8,197,360.52/x
  3. Step 3: Cross multiply
    14,902,762.88x = 20,566,055.42 × 8,197,360.52
  4. Step 4: Simplify right side
    14,902,762.88x = 168,587,370,752,040.03
  5. Step 5: Solve for x
    x = 168,587,370,752,040.03/14,902,762.88
  6. Step 6: Final answer
    x = 11,312,490.99

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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.