Home / 7,875,223.30-11,818,364.55-3,390,717.70

Finding the Fourth Proportional to 7,875,223.30, 11,818,364.55 and 3,390,717.70

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Solution

The fourth proportional to 7,875,223.30, 11,818,364.55 and 3,390,717.70 is: 5,088,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,875,223.30 : 11,818,364.55 = 3,390,717.70 : x
  2. Step 2: Convert to fraction form
    7,875,223.30/11,818,364.55 = 3,390,717.70/x
  3. Step 3: Cross multiply
    7,875,223.30x = 11,818,364.55 × 3,390,717.70
  4. Step 4: Simplify right side
    7,875,223.30x = 40,072,737,864,737.54
  5. Step 5: Solve for x
    x = 40,072,737,864,737.54/7,875,223.30
  6. Step 6: Final answer
    x = 5,088,457.35

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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.