Home / 9,692,810.57-13,378,063.48-5,774,861.87

Finding the Fourth Proportional to 9,692,810.57, 13,378,063.48 and 5,774,861.87

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Solution

The fourth proportional to 9,692,810.57, 13,378,063.48 and 5,774,861.87 is: 7,970,491.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,692,810.57 : 13,378,063.48 = 5,774,861.87 : x
  2. Step 2: Convert to fraction form
    9,692,810.57/13,378,063.48 = 5,774,861.87/x
  3. Step 3: Cross multiply
    9,692,810.57x = 13,378,063.48 × 5,774,861.87
  4. Step 4: Simplify right side
    9,692,810.57x = 77,256,468,653,931.77
  5. Step 5: Solve for x
    x = 77,256,468,653,931.77/9,692,810.57
  6. Step 6: Final answer
    x = 7,970,491.95

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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.