Home / 19,388,771.04-26,755,287.30-10,686,464.76

Finding the Fourth Proportional to 19,388,771.04, 26,755,287.30 and 10,686,464.76

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Solution

The fourth proportional to 19,388,771.04, 26,755,287.30 and 10,686,464.76 is: 14,746,650.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,388,771.04 : 26,755,287.30 = 10,686,464.76 : x
  2. Step 2: Convert to fraction form
    19,388,771.04/26,755,287.30 = 10,686,464.76/x
  3. Step 3: Cross multiply
    19,388,771.04x = 26,755,287.30 × 10,686,464.76
  4. Step 4: Simplify right side
    19,388,771.04x = 285,919,434,875,125.56
  5. Step 5: Solve for x
    x = 285,919,434,875,125.56/19,388,771.04
  6. Step 6: Final answer
    x = 14,746,650.74

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1.5x scale

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.