Home / 12,333,948.36-17,020,642.56-6,827,205.06

Finding the Fourth Proportional to 12,333,948.36, 17,020,642.56 and 6,827,205.06

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Solution

The fourth proportional to 12,333,948.36, 17,020,642.56 and 6,827,205.06 is: 9,421,428.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333,948.36 : 17,020,642.56 = 6,827,205.06 : x
  2. Step 2: Convert to fraction form
    12,333,948.36/17,020,642.56 = 6,827,205.06/x
  3. Step 3: Cross multiply
    12,333,948.36x = 17,020,642.56 × 6,827,205.06
  4. Step 4: Simplify right side
    12,333,948.36x = 116,203,417,010,083.34
  5. Step 5: Solve for x
    x = 116,203,417,010,083.34/12,333,948.36
  6. Step 6: Final answer
    x = 9,421,428.86

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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.