Home / 15,475,555.36-21,333,758.25-10,814,870.26

Finding the Fourth Proportional to 15,475,555.36, 21,333,758.25 and 10,814,870.26

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Solution

The fourth proportional to 15,475,555.36, 21,333,758.25 and 10,814,870.26 is: 14,908,791.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475,555.36 : 21,333,758.25 = 10,814,870.26 : x
  2. Step 2: Convert to fraction form
    15,475,555.36/21,333,758.25 = 10,814,870.26/x
  3. Step 3: Cross multiply
    15,475,555.36x = 21,333,758.25 × 10,814,870.26
  4. Step 4: Simplify right side
    15,475,555.36x = 230,721,827,631,954.62
  5. Step 5: Solve for x
    x = 230,721,827,631,954.62/15,475,555.36
  6. Step 6: Final answer
    x = 14,908,791.46

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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.