Home / 14,731,518.32-20,329,501.19-8,540,154.58

Finding the Fourth Proportional to 14,731,518.32, 20,329,501.19 and 8,540,154.58

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Solution

The fourth proportional to 14,731,518.32, 20,329,501.19 and 8,540,154.58 is: 11,785,416.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731,518.32 : 20,329,501.19 = 8,540,154.58 : x
  2. Step 2: Convert to fraction form
    14,731,518.32/20,329,501.19 = 8,540,154.58/x
  3. Step 3: Cross multiply
    14,731,518.32x = 20,329,501.19 × 8,540,154.58
  4. Step 4: Simplify right side
    14,731,518.32x = 173,617,082,696,893.97
  5. Step 5: Solve for x
    x = 173,617,082,696,893.97/14,731,518.32
  6. Step 6: Final answer
    x = 11,785,416.75

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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.