Home / 17,492,283.60-26,243,340.60-8,517,128.40

Finding the Fourth Proportional to 17,492,283.60, 26,243,340.60 and 8,517,128.40

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Solution

The fourth proportional to 17,492,283.60, 26,243,340.60 and 8,517,128.40 is: 12,778,085.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,492,283.60 : 26,243,340.60 = 8,517,128.40 : x
  2. Step 2: Convert to fraction form
    17,492,283.60/26,243,340.60 = 8,517,128.40/x
  3. Step 3: Cross multiply
    17,492,283.60x = 26,243,340.60 × 8,517,128.40
  4. Step 4: Simplify right side
    17,492,283.60x = 223,517,901,535,133.06
  5. Step 5: Solve for x
    x = 223,517,901,535,133.06/17,492,283.60
  6. Step 6: Final answer
    x = 12,778,085.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.