Home / 22,702,824.61-31,329,889.33-12,389,547.70

Finding the Fourth Proportional to 22,702,824.61, 31,329,889.33 and 12,389,547.70

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Solution

The fourth proportional to 22,702,824.61, 31,329,889.33 and 12,389,547.70 is: 17,097,571.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,702,824.61 : 31,329,889.33 = 12,389,547.70 : x
  2. Step 2: Convert to fraction form
    22,702,824.61/31,329,889.33 = 12,389,547.70/x
  3. Step 3: Cross multiply
    22,702,824.61x = 31,329,889.33 × 12,389,547.70
  4. Step 4: Simplify right side
    22,702,824.61x = 388,163,158,289,756
  5. Step 5: Solve for x
    x = 388,163,158,289,756/22,702,824.61
  6. Step 6: Final answer
    x = 17,097,571.12

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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.