Home / 9,973,031.22-13,762,782.72-5,389,352.58

Finding the Fourth Proportional to 9,973,031.22, 13,762,782.72 and 5,389,352.58

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Solution

The fourth proportional to 9,973,031.22, 13,762,782.72 and 5,389,352.58 is: 7,437,306.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,973,031.22 : 13,762,782.72 = 5,389,352.58 : x
  2. Step 2: Convert to fraction form
    9,973,031.22/13,762,782.72 = 5,389,352.58/x
  3. Step 3: Cross multiply
    9,973,031.22x = 13,762,782.72 × 5,389,352.58
  4. Step 4: Simplify right side
    9,973,031.22x = 74,172,488,560,011.42
  5. Step 5: Solve for x
    x = 74,172,488,560,011.42/9,973,031.22
  6. Step 6: Final answer
    x = 7,437,306.36

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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.