Home / 21,462,434.08-29,605,521.36-13,502,294.24

Finding the Fourth Proportional to 21,462,434.08, 29,605,521.36 and 13,502,294.24

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Solution

The fourth proportional to 21,462,434.08, 29,605,521.36 and 13,502,294.24 is: 18,625,215.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,462,434.08 : 29,605,521.36 = 13,502,294.24 : x
  2. Step 2: Convert to fraction form
    21,462,434.08/29,605,521.36 = 13,502,294.24/x
  3. Step 3: Cross multiply
    21,462,434.08x = 29,605,521.36 × 13,502,294.24
  4. Step 4: Simplify right side
    21,462,434.08x = 399,742,460,531,324.94
  5. Step 5: Solve for x
    x = 399,742,460,531,324.94/21,462,434.08
  6. Step 6: Final answer
    x = 18,625,215.53

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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.