Home / 9,289,433.94-12,818,684.08-5,159,065.74

Finding the Fourth Proportional to 9,289,433.94, 12,818,684.08 and 5,159,065.74

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Solution

The fourth proportional to 9,289,433.94, 12,818,684.08 and 5,159,065.74 is: 7,119,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289,433.94 : 12,818,684.08 = 5,159,065.74 : x
  2. Step 2: Convert to fraction form
    9,289,433.94/12,818,684.08 = 5,159,065.74/x
  3. Step 3: Cross multiply
    9,289,433.94x = 12,818,684.08 × 5,159,065.74
  4. Step 4: Simplify right side
    9,289,433.94x = 66,132,433,869,011.42
  5. Step 5: Solve for x
    x = 66,132,433,869,011.42/9,289,433.94
  6. Step 6: Final answer
    x = 7,119,102.66

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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.