Home / 5,176,000.95-7,143,412.83-3,111,684.81

Finding the Fourth Proportional to 5,176,000.95, 7,143,412.83 and 3,111,684.81

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Solution

The fourth proportional to 5,176,000.95, 7,143,412.83 and 3,111,684.81 is: 4,294,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,000.95 : 7,143,412.83 = 3,111,684.81 : x
  2. Step 2: Convert to fraction form
    5,176,000.95/7,143,412.83 = 3,111,684.81/x
  3. Step 3: Cross multiply
    5,176,000.95x = 7,143,412.83 × 3,111,684.81
  4. Step 4: Simplify right side
    5,176,000.95x = 22,228,049,194,670.11
  5. Step 5: Solve for x
    x = 22,228,049,194,670.11/5,176,000.95
  6. Step 6: Final answer
    x = 4,294,444.57

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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.