Home / 16,857,386.70-23,263,192.89-9,122,429.23

Finding the Fourth Proportional to 16,857,386.70, 23,263,192.89 and 9,122,429.23

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Solution

The fourth proportional to 16,857,386.70, 23,263,192.89 and 9,122,429.23 is: 12,588,951.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857,386.70 : 23,263,192.89 = 9,122,429.23 : x
  2. Step 2: Convert to fraction form
    16,857,386.70/23,263,192.89 = 9,122,429.23/x
  3. Step 3: Cross multiply
    16,857,386.70x = 23,263,192.89 × 9,122,429.23
  4. Step 4: Simplify right side
    16,857,386.70x = 212,216,830,849,900.25
  5. Step 5: Solve for x
    x = 212,216,830,849,900.25/16,857,386.70
  6. Step 6: Final answer
    x = 12,588,951.93

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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.