Home / 12,952,421.52-19,427,300.90-4,315,589.16

Finding the Fourth Proportional to 12,952,421.52, 19,427,300.90 and 4,315,589.16

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Solution

The fourth proportional to 12,952,421.52, 19,427,300.90 and 4,315,589.16 is: 6,472,940.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,952,421.52 : 19,427,300.90 = 4,315,589.16 : x
  2. Step 2: Convert to fraction form
    12,952,421.52/19,427,300.90 = 4,315,589.16/x
  3. Step 3: Cross multiply
    12,952,421.52x = 19,427,300.90 × 4,315,589.16
  4. Step 4: Simplify right side
    12,952,421.52x = 83,840,249,150,520.30
  5. Step 5: Solve for x
    x = 83,840,249,150,520.30/12,952,421.52
  6. Step 6: Final answer
    x = 6,472,940.14

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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.