Home / 13,657,230.74-18,846,417.60-7,462,490.13

Finding the Fourth Proportional to 13,657,230.74, 18,846,417.60 and 7,462,490.13

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Solution

The fourth proportional to 13,657,230.74, 18,846,417.60 and 7,462,490.13 is: 10,297,929.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657,230.74 : 18,846,417.60 = 7,462,490.13 : x
  2. Step 2: Convert to fraction form
    13,657,230.74/18,846,417.60 = 7,462,490.13/x
  3. Step 3: Cross multiply
    13,657,230.74x = 18,846,417.60 × 7,462,490.13
  4. Step 4: Simplify right side
    13,657,230.74x = 140,641,205,325,858.30
  5. Step 5: Solve for x
    x = 140,641,205,325,858.30/13,657,230.74
  6. Step 6: Final answer
    x = 10,297,929.94

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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.