Home / 14,284,652.76-19,712,962.98-7,758,409.86

Finding the Fourth Proportional to 14,284,652.76, 19,712,962.98 and 7,758,409.86

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Solution

The fourth proportional to 14,284,652.76, 19,712,962.98 and 7,758,409.86 is: 10,706,682.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284,652.76 : 19,712,962.98 = 7,758,409.86 : x
  2. Step 2: Convert to fraction form
    14,284,652.76/19,712,962.98 = 7,758,409.86/x
  3. Step 3: Cross multiply
    14,284,652.76x = 19,712,962.98 × 7,758,409.86
  4. Step 4: Simplify right side
    14,284,652.76x = 152,941,246,353,847
  5. Step 5: Solve for x
    x = 152,941,246,353,847/14,284,652.76
  6. Step 6: Final answer
    x = 10,706,682.82

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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.