Home / 18,346,818.51-27,460,345.31-13,487,838.28

Finding the Fourth Proportional to 18,346,818.51, 27,460,345.31 and 13,487,838.28

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Solution

The fourth proportional to 18,346,818.51, 27,460,345.31 and 13,487,838.28 is: 20,187,734.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346,818.51 : 27,460,345.31 = 13,487,838.28 : x
  2. Step 2: Convert to fraction form
    18,346,818.51/27,460,345.31 = 13,487,838.28/x
  3. Step 3: Cross multiply
    18,346,818.51x = 27,460,345.31 × 13,487,838.28
  4. Step 4: Simplify right side
    18,346,818.51x = 370,380,696,619,305.19
  5. Step 5: Solve for x
    x = 370,380,696,619,305.19/18,346,818.51
  6. Step 6: Final answer
    x = 20,187,734.26

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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.