Home / 7,411,018.66-11,108,820.89-2,865,189.72

Finding the Fourth Proportional to 7,411,018.66, 11,108,820.89 and 2,865,189.72

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Solution

The fourth proportional to 7,411,018.66, 11,108,820.89 and 2,865,189.72 is: 4,294,804.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411,018.66 : 11,108,820.89 = 2,865,189.72 : x
  2. Step 2: Convert to fraction form
    7,411,018.66/11,108,820.89 = 2,865,189.72/x
  3. Step 3: Cross multiply
    7,411,018.66x = 11,108,820.89 × 2,865,189.72
  4. Step 4: Simplify right side
    7,411,018.66x = 31,828,879,345,479.20
  5. Step 5: Solve for x
    x = 31,828,879,345,479.20/7,411,018.66
  6. Step 6: Final answer
    x = 4,294,804.91

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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.