Home / 6,812,368.45-10,216,810.64-2,018,939.65

Finding the Fourth Proportional to 6,812,368.45, 10,216,810.64 and 2,018,939.65

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Solution

The fourth proportional to 6,812,368.45, 10,216,810.64 and 2,018,939.65 is: 3,027,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812,368.45 : 10,216,810.64 = 2,018,939.65 : x
  2. Step 2: Convert to fraction form
    6,812,368.45/10,216,810.64 = 2,018,939.65/x
  3. Step 3: Cross multiply
    6,812,368.45x = 10,216,810.64 × 2,018,939.65
  4. Step 4: Simplify right side
    6,812,368.45x = 20,627,124,087,543.18
  5. Step 5: Solve for x
    x = 20,627,124,087,543.18/6,812,368.45
  6. Step 6: Final answer
    x = 3,027,893.20

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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.