Home / 5,140,955.30-7,094,518.34-2,849,263.61

Finding the Fourth Proportional to 5,140,955.30, 7,094,518.34 and 2,849,263.61

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Solution

The fourth proportional to 5,140,955.30, 7,094,518.34 and 2,849,263.61 is: 3,931,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,955.30 : 7,094,518.34 = 2,849,263.61 : x
  2. Step 2: Convert to fraction form
    5,140,955.30/7,094,518.34 = 2,849,263.61/x
  3. Step 3: Cross multiply
    5,140,955.30x = 7,094,518.34 × 2,849,263.61
  4. Step 4: Simplify right side
    5,140,955.30x = 20,214,152,886,920.70
  5. Step 5: Solve for x
    x = 20,214,152,886,920.70/5,140,955.30
  6. Step 6: Final answer
    x = 3,931,983.79

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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.