Home / 8,309,274.24-11,466,767.52-4,638,158.76

Finding the Fourth Proportional to 8,309,274.24, 11,466,767.52 and 4,638,158.76

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Solution

The fourth proportional to 8,309,274.24, 11,466,767.52 and 4,638,158.76 is: 6,400,641.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,274.24 : 11,466,767.52 = 4,638,158.76 : x
  2. Step 2: Convert to fraction form
    8,309,274.24/11,466,767.52 = 4,638,158.76/x
  3. Step 3: Cross multiply
    8,309,274.24x = 11,466,767.52 × 4,638,158.76
  4. Step 4: Simplify right side
    8,309,274.24x = 53,184,688,221,771.47
  5. Step 5: Solve for x
    x = 53,184,688,221,771.47/8,309,274.24
  6. Step 6: Final answer
    x = 6,400,641.82

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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.