Home / 21,270,802.22-31,899,510.56-6,890,533.64

Finding the Fourth Proportional to 21,270,802.22, 31,899,510.56 and 6,890,533.64

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Solution

The fourth proportional to 21,270,802.22, 31,899,510.56 and 6,890,533.64 is: 10,333,632.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,270,802.22 : 31,899,510.56 = 6,890,533.64 : x
  2. Step 2: Convert to fraction form
    21,270,802.22/31,899,510.56 = 6,890,533.64/x
  3. Step 3: Cross multiply
    21,270,802.22x = 31,899,510.56 × 6,890,533.64
  4. Step 4: Simplify right side
    21,270,802.22x = 219,804,650,613,215.22
  5. Step 5: Solve for x
    x = 219,804,650,613,215.22/21,270,802.22
  6. Step 6: Final answer
    x = 10,333,632.38

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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.