Home / 18,163,685.46-25,071,960-10,823,821.08

Finding the Fourth Proportional to 18,163,685.46, 25,071,960 and 10,823,821.08

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Solution

The fourth proportional to 18,163,685.46, 25,071,960 and 10,823,821.08 is: 14,940,492.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,685.46 : 25,071,960 = 10,823,821.08 : x
  2. Step 2: Convert to fraction form
    18,163,685.46/25,071,960 = 10,823,821.08/x
  3. Step 3: Cross multiply
    18,163,685.46x = 25,071,960 × 10,823,821.08
  4. Step 4: Simplify right side
    18,163,685.46x = 271,374,409,164,916.81
  5. Step 5: Solve for x
    x = 271,374,409,164,916.81/18,163,685.46
  6. Step 6: Final answer
    x = 14,940,492.65

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1.5x scale

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.