Home / 12,510,097.46-17,255,032.79-11,480,929.41

Finding the Fourth Proportional to 12,510,097.46, 17,255,032.79 and 11,480,929.41

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Solution

The fourth proportional to 12,510,097.46, 17,255,032.79 and 11,480,929.41 is: 15,835,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,510,097.46 : 17,255,032.79 = 11,480,929.41 : x
  2. Step 2: Convert to fraction form
    12,510,097.46/17,255,032.79 = 11,480,929.41/x
  3. Step 3: Cross multiply
    12,510,097.46x = 17,255,032.79 × 11,480,929.41
  4. Step 4: Simplify right side
    12,510,097.46x = 198,103,813,429,225.34
  5. Step 5: Solve for x
    x = 198,103,813,429,225.34/12,510,097.46
  6. Step 6: Final answer
    x = 15,835,513.20

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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.