Home / 14,317,564-19,758,241.56-7,879,036

Finding the Fourth Proportional to 14,317,564, 19,758,241.56 and 7,879,036

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Solution

The fourth proportional to 14,317,564, 19,758,241.56 and 7,879,036 is: 10,873,071.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,317,564 : 19,758,241.56 = 7,879,036 : x
  2. Step 2: Convert to fraction form
    14,317,564/19,758,241.56 = 7,879,036/x
  3. Step 3: Cross multiply
    14,317,564x = 19,758,241.56 × 7,879,036
  4. Step 4: Simplify right side
    14,317,564x = 155,675,896,547,936.16
  5. Step 5: Solve for x
    x = 155,675,896,547,936.16/14,317,564
  6. Step 6: Final answer
    x = 10,873,071.46

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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.