Home / 16,919,457.94-25,388,785.46-9,138,275.97

Finding the Fourth Proportional to 16,919,457.94, 25,388,785.46 and 9,138,275.97

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Solution

The fourth proportional to 16,919,457.94, 25,388,785.46 and 9,138,275.97 is: 13,712,598.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919,457.94 : 25,388,785.46 = 9,138,275.97 : x
  2. Step 2: Convert to fraction form
    16,919,457.94/25,388,785.46 = 9,138,275.97/x
  3. Step 3: Cross multiply
    16,919,457.94x = 25,388,785.46 × 9,138,275.97
  4. Step 4: Simplify right side
    16,919,457.94x = 232,009,728,076,603.41
  5. Step 5: Solve for x
    x = 232,009,728,076,603.41/16,919,457.94
  6. Step 6: Final answer
    x = 13,712,598.18

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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.