Home / 5,118,900.18-7,064,038.94-2,827,011.66

Finding the Fourth Proportional to 5,118,900.18, 7,064,038.94 and 2,827,011.66

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Solution

The fourth proportional to 5,118,900.18, 7,064,038.94 and 2,827,011.66 is: 3,901,252.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118,900.18 : 7,064,038.94 = 2,827,011.66 : x
  2. Step 2: Convert to fraction form
    5,118,900.18/7,064,038.94 = 2,827,011.66/x
  3. Step 3: Cross multiply
    5,118,900.18x = 7,064,038.94 × 2,827,011.66
  4. Step 4: Simplify right side
    5,118,900.18x = 19,970,120,409,448.84
  5. Step 5: Solve for x
    x = 19,970,120,409,448.84/5,118,900.18
  6. Step 6: Final answer
    x = 3,901,252.17

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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.