Home / 21,963,681.16-30,309,827.69-12,040,546.22

Finding the Fourth Proportional to 21,963,681.16, 30,309,827.69 and 12,040,546.22

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Solution

The fourth proportional to 21,963,681.16, 30,309,827.69 and 12,040,546.22 is: 16,615,925.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,963,681.16 : 30,309,827.69 = 12,040,546.22 : x
  2. Step 2: Convert to fraction form
    21,963,681.16/30,309,827.69 = 12,040,546.22/x
  3. Step 3: Cross multiply
    21,963,681.16x = 30,309,827.69 × 12,040,546.22
  4. Step 4: Simplify right side
    21,963,681.16x = 364,946,881,100,233.06
  5. Step 5: Solve for x
    x = 364,946,881,100,233.06/21,963,681.16
  6. Step 6: Final answer
    x = 16,615,925.10

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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.