Home / 19,145,500.68-28,718,500.26-6,366,005.40

Finding the Fourth Proportional to 19,145,500.68, 28,718,500.26 and 6,366,005.40

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Solution

The fourth proportional to 19,145,500.68, 28,718,500.26 and 6,366,005.40 is: 9,549,090.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,500.68 : 28,718,500.26 = 6,366,005.40 : x
  2. Step 2: Convert to fraction form
    19,145,500.68/28,718,500.26 = 6,366,005.40/x
  3. Step 3: Cross multiply
    19,145,500.68x = 28,718,500.26 × 6,366,005.40
  4. Step 4: Simplify right side
    19,145,500.68x = 182,822,127,735,061.44
  5. Step 5: Solve for x
    x = 182,822,127,735,061.44/19,145,500.68
  6. Step 6: Final answer
    x = 9,549,090.97

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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.