Home / 4,710,015.20-7,068,133.20-2,688,255.20

Finding the Fourth Proportional to 4,710,015.20, 7,068,133.20 and 2,688,255.20

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Solution

The fourth proportional to 4,710,015.20, 7,068,133.20 and 2,688,255.20 is: 4,034,158.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710,015.20 : 7,068,133.20 = 2,688,255.20 : x
  2. Step 2: Convert to fraction form
    4,710,015.20/7,068,133.20 = 2,688,255.20/x
  3. Step 3: Cross multiply
    4,710,015.20x = 7,068,133.20 × 2,688,255.20
  4. Step 4: Simplify right side
    4,710,015.20x = 19,000,945,829,192.64
  5. Step 5: Solve for x
    x = 19,000,945,829,192.64/4,710,015.20
  6. Step 6: Final answer
    x = 4,034,158.07

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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.