Home / 19,010,446.40-28,494,674.40-10,496,892.80

Finding the Fourth Proportional to 19,010,446.40, 28,494,674.40 and 10,496,892.80

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Solution

The fourth proportional to 19,010,446.40, 28,494,674.40 and 10,496,892.80 is: 15,733,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010,446.40 : 28,494,674.40 = 10,496,892.80 : x
  2. Step 2: Convert to fraction form
    19,010,446.40/28,494,674.40 = 10,496,892.80/x
  3. Step 3: Cross multiply
    19,010,446.40x = 28,494,674.40 × 10,496,892.80
  4. Step 4: Simplify right side
    19,010,446.40x = 299,105,542,547,704.31
  5. Step 5: Solve for x
    x = 299,105,542,547,704.31/19,010,446.40
  6. Step 6: Final answer
    x = 15,733,746.40

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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.