Home / 12,333,948.53-17,020,642.82-6,827,205.25

Finding the Fourth Proportional to 12,333,948.53, 17,020,642.82 and 6,827,205.25

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Solution

The fourth proportional to 12,333,948.53, 17,020,642.82 and 6,827,205.25 is: 9,421,429.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333,948.53 : 17,020,642.82 = 6,827,205.25 : x
  2. Step 2: Convert to fraction form
    12,333,948.53/17,020,642.82 = 6,827,205.25/x
  3. Step 3: Cross multiply
    12,333,948.53x = 17,020,642.82 × 6,827,205.25
  4. Step 4: Simplify right side
    12,333,948.53x = 116,203,421,993,595.22
  5. Step 5: Solve for x
    x = 116,203,421,993,595.22/12,333,948.53
  6. Step 6: Final answer
    x = 9,421,429.13

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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.