Home / 10,688,341.80-16,032,512.70-3,115,554.60

Finding the Fourth Proportional to 10,688,341.80, 16,032,512.70 and 3,115,554.60

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Solution

The fourth proportional to 10,688,341.80, 16,032,512.70 and 3,115,554.60 is: 4,673,331.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688,341.80 : 16,032,512.70 = 3,115,554.60 : x
  2. Step 2: Convert to fraction form
    10,688,341.80/16,032,512.70 = 3,115,554.60/x
  3. Step 3: Cross multiply
    10,688,341.80x = 16,032,512.70 × 3,115,554.60
  4. Step 4: Simplify right side
    10,688,341.80x = 49,950,168,692,043.42
  5. Step 5: Solve for x
    x = 49,950,168,692,043.42/10,688,341.80
  6. Step 6: Final answer
    x = 4,673,331.90

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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.