Home / 10,012,886.68-13,818,055.32-5,662,623.52

Finding the Fourth Proportional to 10,012,886.68, 13,818,055.32 and 5,662,623.52

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Solution

The fourth proportional to 10,012,886.68, 13,818,055.32 and 5,662,623.52 is: 7,814,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012,886.68 : 13,818,055.32 = 5,662,623.52 : x
  2. Step 2: Convert to fraction form
    10,012,886.68/13,818,055.32 = 5,662,623.52/x
  3. Step 3: Cross multiply
    10,012,886.68x = 13,818,055.32 × 5,662,623.52
  4. Step 4: Simplify right side
    10,012,886.68x = 78,246,445,055,693.12
  5. Step 5: Solve for x
    x = 78,246,445,055,693.12/10,012,886.68
  6. Step 6: Final answer
    x = 7,814,574.11

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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.