Home / 8,151,378.77-11,248,927.25-4,480,671.53

Finding the Fourth Proportional to 8,151,378.77, 11,248,927.25 and 4,480,671.53

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Solution

The fourth proportional to 8,151,378.77, 11,248,927.25 and 4,480,671.53 is: 6,183,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151,378.77 : 11,248,927.25 = 4,480,671.53 : x
  2. Step 2: Convert to fraction form
    8,151,378.77/11,248,927.25 = 4,480,671.53/x
  3. Step 3: Cross multiply
    8,151,378.77x = 11,248,927.25 × 4,480,671.53
  4. Step 4: Simplify right side
    8,151,378.77x = 50,402,748,077,835.15
  5. Step 5: Solve for x
    x = 50,402,748,077,835.15/8,151,378.77
  6. Step 6: Final answer
    x = 6,183,340.20

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1.5x scale

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.