Home / 14,012,730.85-19,337,580.61-7,817,778.53

Finding the Fourth Proportional to 14,012,730.85, 19,337,580.61 and 7,817,778.53

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Solution

The fourth proportional to 14,012,730.85, 19,337,580.61 and 7,817,778.53 is: 10,788,541.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,730.85 : 19,337,580.61 = 7,817,778.53 : x
  2. Step 2: Convert to fraction form
    14,012,730.85/19,337,580.61 = 7,817,778.53/x
  3. Step 3: Cross multiply
    14,012,730.85x = 19,337,580.61 × 7,817,778.53
  4. Step 4: Simplify right side
    14,012,730.85x = 151,176,922,515,002.31
  5. Step 5: Solve for x
    x = 151,176,922,515,002.31/14,012,730.85
  6. Step 6: Final answer
    x = 10,788,541.09

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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.