Home / 8,965,903.77-12,373,900.47-5,483,280

Finding the Fourth Proportional to 8,965,903.77, 12,373,900.47 and 5,483,280

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Solution

The fourth proportional to 8,965,903.77, 12,373,900.47 and 5,483,280 is: 7,567,509.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965,903.77 : 12,373,900.47 = 5,483,280 : x
  2. Step 2: Convert to fraction form
    8,965,903.77/12,373,900.47 = 5,483,280/x
  3. Step 3: Cross multiply
    8,965,903.77x = 12,373,900.47 × 5,483,280
  4. Step 4: Simplify right side
    8,965,903.77x = 67,849,560,969,141.60
  5. Step 5: Solve for x
    x = 67,849,560,969,141.60/8,965,903.77
  6. Step 6: Final answer
    x = 7,567,509.39

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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.