Home / 10,609,006.80-15,876,185.40-9,713,211.60

Finding the Fourth Proportional to 10,609,006.80, 15,876,185.40 and 9,713,211.60

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Solution

The fourth proportional to 10,609,006.80, 15,876,185.40 and 9,713,211.60 is: 14,535,644.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609,006.80 : 15,876,185.40 = 9,713,211.60 : x
  2. Step 2: Convert to fraction form
    10,609,006.80/15,876,185.40 = 9,713,211.60/x
  3. Step 3: Cross multiply
    10,609,006.80x = 15,876,185.40 × 9,713,211.60
  4. Step 4: Simplify right side
    10,609,006.80x = 154,208,748,191,030.62
  5. Step 5: Solve for x
    x = 154,208,748,191,030.62/10,609,006.80
  6. Step 6: Final answer
    x = 14,535,644.20

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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.