Home / 22,492,700.80-31,039,969.20-12,569,583.36

Finding the Fourth Proportional to 22,492,700.80, 31,039,969.20 and 12,569,583.36

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Solution

The fourth proportional to 22,492,700.80, 31,039,969.20 and 12,569,583.36 is: 17,346,048.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,492,700.80 : 31,039,969.20 = 12,569,583.36 : x
  2. Step 2: Convert to fraction form
    22,492,700.80/31,039,969.20 = 12,569,583.36/x
  3. Step 3: Cross multiply
    22,492,700.80x = 31,039,969.20 × 12,569,583.36
  4. Step 4: Simplify right side
    22,492,700.80x = 390,159,480,351,232.50
  5. Step 5: Solve for x
    x = 390,159,480,351,232.50/22,492,700.80
  6. Step 6: Final answer
    x = 17,346,048.56

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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.