Home / 15,672,162.48-21,626,398.56-8,795,315.92

Finding the Fourth Proportional to 15,672,162.48, 21,626,398.56 and 8,795,315.92

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Solution

The fourth proportional to 15,672,162.48, 21,626,398.56 and 8,795,315.92 is: 12,136,870.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,162.48 : 21,626,398.56 = 8,795,315.92 : x
  2. Step 2: Convert to fraction form
    15,672,162.48/21,626,398.56 = 8,795,315.92/x
  3. Step 3: Cross multiply
    15,672,162.48x = 21,626,398.56 × 8,795,315.92
  4. Step 4: Simplify right side
    15,672,162.48x = 190,211,007,547,033.06
  5. Step 5: Solve for x
    x = 190,211,007,547,033.06/15,672,162.48
  6. Step 6: Final answer
    x = 12,136,870.57

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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.