Home / 8,157,555.42-11,257,501.88-4,436,421.82

Finding the Fourth Proportional to 8,157,555.42, 11,257,501.88 and 4,436,421.82

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Solution

The fourth proportional to 8,157,555.42, 11,257,501.88 and 4,436,421.82 is: 6,122,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157,555.42 : 11,257,501.88 = 4,436,421.82 : x
  2. Step 2: Convert to fraction form
    8,157,555.42/11,257,501.88 = 4,436,421.82/x
  3. Step 3: Cross multiply
    8,157,555.42x = 11,257,501.88 × 4,436,421.82
  4. Step 4: Simplify right side
    8,157,555.42x = 49,943,026,928,797.16
  5. Step 5: Solve for x
    x = 49,943,026,928,797.16/8,157,555.42
  6. Step 6: Final answer
    x = 6,122,303.11

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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.