Home / 7,473,125.70-11,209,688.55-4,922,208.90

Finding the Fourth Proportional to 7,473,125.70, 11,209,688.55 and 4,922,208.90

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Solution

The fourth proportional to 7,473,125.70, 11,209,688.55 and 4,922,208.90 is: 7,383,313.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473,125.70 : 11,209,688.55 = 4,922,208.90 : x
  2. Step 2: Convert to fraction form
    7,473,125.70/11,209,688.55 = 4,922,208.90/x
  3. Step 3: Cross multiply
    7,473,125.70x = 11,209,688.55 × 4,922,208.90
  4. Step 4: Simplify right side
    7,473,125.70x = 55,176,428,747,038.10
  5. Step 5: Solve for x
    x = 55,176,428,747,038.10/7,473,125.70
  6. Step 6: Final answer
    x = 7,383,313.35

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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.