Home / 15,502,290.96-21,370,985.28-10,904,342.16

Finding the Fourth Proportional to 15,502,290.96, 21,370,985.28 and 10,904,342.16

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Solution

The fourth proportional to 15,502,290.96, 21,370,985.28 and 10,904,342.16 is: 15,032,393.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502,290.96 : 21,370,985.28 = 10,904,342.16 : x
  2. Step 2: Convert to fraction form
    15,502,290.96/21,370,985.28 = 10,904,342.16/x
  3. Step 3: Cross multiply
    15,502,290.96x = 21,370,985.28 × 10,904,342.16
  4. Step 4: Simplify right side
    15,502,290.96x = 233,036,535,789,443.41
  5. Step 5: Solve for x
    x = 233,036,535,789,443.41/15,502,290.96
  6. Step 6: Final answer
    x = 15,032,393.37

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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.