Home / 19,442,500.40-29,107,763.40-18,882,628.40

Finding the Fourth Proportional to 19,442,500.40, 29,107,763.40 and 18,882,628.40

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Solution

The fourth proportional to 19,442,500.40, 29,107,763.40 and 18,882,628.40 is: 28,269,567.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442,500.40 : 29,107,763.40 = 18,882,628.40 : x
  2. Step 2: Convert to fraction form
    19,442,500.40/29,107,763.40 = 18,882,628.40/x
  3. Step 3: Cross multiply
    19,442,500.40x = 29,107,763.40 × 18,882,628.40
  4. Step 4: Simplify right side
    19,442,500.40x = 549,631,079,837,320.50
  5. Step 5: Solve for x
    x = 549,631,079,837,320.50/19,442,500.40
  6. Step 6: Final answer
    x = 28,269,567.62

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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.