Home / 10,190,013.51-14,062,279.80-5,543,831.87

Finding the Fourth Proportional to 10,190,013.51, 14,062,279.80 and 5,543,831.87

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Solution

The fourth proportional to 10,190,013.51, 14,062,279.80 and 5,543,831.87 is: 7,650,521.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190,013.51 : 14,062,279.80 = 5,543,831.87 : x
  2. Step 2: Convert to fraction form
    10,190,013.51/14,062,279.80 = 5,543,831.87/x
  3. Step 3: Cross multiply
    10,190,013.51x = 14,062,279.80 × 5,543,831.87
  4. Step 4: Simplify right side
    10,190,013.51x = 77,958,914,971,225.02
  5. Step 5: Solve for x
    x = 77,958,914,971,225.02/10,190,013.51
  6. Step 6: Final answer
    x = 7,650,521.26

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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.