Home / 7,249,488.12-10,004,024.68-3,986,108.69

Finding the Fourth Proportional to 7,249,488.12, 10,004,024.68 and 3,986,108.69

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Solution

The fourth proportional to 7,249,488.12, 10,004,024.68 and 3,986,108.69 is: 5,500,682.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249,488.12 : 10,004,024.68 = 3,986,108.69 : x
  2. Step 2: Convert to fraction form
    7,249,488.12/10,004,024.68 = 3,986,108.69/x
  3. Step 3: Cross multiply
    7,249,488.12x = 10,004,024.68 × 3,986,108.69
  4. Step 4: Simplify right side
    7,249,488.12x = 39,877,129,651,937.08
  5. Step 5: Solve for x
    x = 39,877,129,651,937.08/7,249,488.12
  6. Step 6: Final answer
    x = 5,500,682.12

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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.