Home / 20,045,341.12-27,662,588.46-10,877,983.87

Finding the Fourth Proportional to 20,045,341.12, 27,662,588.46 and 10,877,983.87

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Solution

The fourth proportional to 20,045,341.12, 27,662,588.46 and 10,877,983.87 is: 15,011,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045,341.12 : 27,662,588.46 = 10,877,983.87 : x
  2. Step 2: Convert to fraction form
    20,045,341.12/27,662,588.46 = 10,877,983.87/x
  3. Step 3: Cross multiply
    20,045,341.12x = 27,662,588.46 × 10,877,983.87
  4. Step 4: Simplify right side
    20,045,341.12x = 300,913,191,070,328.12
  5. Step 5: Solve for x
    x = 300,913,191,070,328.12/20,045,341.12
  6. Step 6: Final answer
    x = 15,011,627.35

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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.