Home / 8,615,831.26-11,891,611.48-5,133,210.18

Finding the Fourth Proportional to 8,615,831.26, 11,891,611.48 and 5,133,210.18

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Solution

The fourth proportional to 8,615,831.26, 11,891,611.48 and 5,133,210.18 is: 7,084,881.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,831.26 : 11,891,611.48 = 5,133,210.18 : x
  2. Step 2: Convert to fraction form
    8,615,831.26/11,891,611.48 = 5,133,210.18/x
  3. Step 3: Cross multiply
    8,615,831.26x = 11,891,611.48 × 5,133,210.18
  4. Step 4: Simplify right side
    8,615,831.26x = 61,042,141,105,740.87
  5. Step 5: Solve for x
    x = 61,042,141,105,740.87/8,615,831.26
  6. Step 6: Final answer
    x = 7,084,881.22

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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.