Home / 13,110,368.91-18,086,569.50-12,502,533.25

Finding the Fourth Proportional to 13,110,368.91, 18,086,569.50 and 12,502,533.25

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Solution

The fourth proportional to 13,110,368.91, 18,086,569.50 and 12,502,533.25 is: 17,248,022.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,110,368.91 : 18,086,569.50 = 12,502,533.25 : x
  2. Step 2: Convert to fraction form
    13,110,368.91/18,086,569.50 = 12,502,533.25/x
  3. Step 3: Cross multiply
    13,110,368.91x = 18,086,569.50 × 12,502,533.25
  4. Step 4: Simplify right side
    13,110,368.91x = 226,127,936,552,185.88
  5. Step 5: Solve for x
    x = 226,127,936,552,185.88/13,110,368.91
  6. Step 6: Final answer
    x = 17,248,022.39

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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.