Home / 10,500,577.20-15,750,865.80-6,558,072.30

Finding the Fourth Proportional to 10,500,577.20, 15,750,865.80 and 6,558,072.30

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Solution

The fourth proportional to 10,500,577.20, 15,750,865.80 and 6,558,072.30 is: 9,837,108.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,500,577.20 : 15,750,865.80 = 6,558,072.30 : x
  2. Step 2: Convert to fraction form
    10,500,577.20/15,750,865.80 = 6,558,072.30/x
  3. Step 3: Cross multiply
    10,500,577.20x = 15,750,865.80 × 6,558,072.30
  4. Step 4: Simplify right side
    10,500,577.20x = 103,295,316,703,997.34
  5. Step 5: Solve for x
    x = 103,295,316,703,997.34/10,500,577.20
  6. Step 6: Final answer
    x = 9,837,108.45

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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.