Home / 8,518,177.14-12,756,895.82-4,913,014.74

Finding the Fourth Proportional to 8,518,177.14, 12,756,895.82 and 4,913,014.74

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Solution

The fourth proportional to 8,518,177.14, 12,756,895.82 and 4,913,014.74 is: 7,357,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,177.14 : 12,756,895.82 = 4,913,014.74 : x
  2. Step 2: Convert to fraction form
    8,518,177.14/12,756,895.82 = 4,913,014.74/x
  3. Step 3: Cross multiply
    8,518,177.14x = 12,756,895.82 × 4,913,014.74
  4. Step 4: Simplify right side
    8,518,177.14x = 62,674,817,200,304.39
  5. Step 5: Solve for x
    x = 62,674,817,200,304.39/8,518,177.14
  6. Step 6: Final answer
    x = 7,357,773.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.