Home / 31,008,432.23-46,461,468.95-18,018,118.68

Finding the Fourth Proportional to 31,008,432.23, 46,461,468.95 and 18,018,118.68

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Solution

The fourth proportional to 31,008,432.23, 46,461,468.95 and 18,018,118.68 is: 26,997,439.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008,432.23 : 46,461,468.95 = 18,018,118.68 : x
  2. Step 2: Convert to fraction form
    31,008,432.23/46,461,468.95 = 18,018,118.68/x
  3. Step 3: Cross multiply
    31,008,432.23x = 46,461,468.95 × 18,018,118.68
  4. Step 4: Simplify right side
    31,008,432.23x = 837,148,261,391,481.75
  5. Step 5: Solve for x
    x = 837,148,261,391,481.75/31,008,432.23
  6. Step 6: Final answer
    x = 26,997,439.12

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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.