Home / 7,248,861.59-10,003,172.90-3,985,653.47

Finding the Fourth Proportional to 7,248,861.59, 10,003,172.90 and 3,985,653.47

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Solution

The fourth proportional to 7,248,861.59, 10,003,172.90 and 3,985,653.47 is: 5,500,060.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,861.59 : 10,003,172.90 = 3,985,653.47 : x
  2. Step 2: Convert to fraction form
    7,248,861.59/10,003,172.90 = 3,985,653.47/x
  3. Step 3: Cross multiply
    7,248,861.59x = 10,003,172.90 × 3,985,653.47
  4. Step 4: Simplify right side
    7,248,861.59x = 39,869,180,709,950.83
  5. Step 5: Solve for x
    x = 39,869,180,709,950.83/7,248,861.59
  6. Step 6: Final answer
    x = 5,500,060.97

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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.