Home / 13,331,461.02-18,379,634.31-10,009,696.38

Finding the Fourth Proportional to 13,331,461.02, 18,379,634.31 and 10,009,696.38

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Solution

The fourth proportional to 13,331,461.02, 18,379,634.31 and 10,009,696.38 is: 13,800,029.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331,461.02 : 18,379,634.31 = 10,009,696.38 : x
  2. Step 2: Convert to fraction form
    13,331,461.02/18,379,634.31 = 10,009,696.38/x
  3. Step 3: Cross multiply
    13,331,461.02x = 18,379,634.31 × 10,009,696.38
  4. Step 4: Simplify right side
    13,331,461.02x = 183,974,559,018,530.81
  5. Step 5: Solve for x
    x = 183,974,559,018,530.81/13,331,461.02
  6. Step 6: Final answer
    x = 13,800,029.77

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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.