Home / 14,124,978.16-21,182,089.38-8,369,335.96

Finding the Fourth Proportional to 14,124,978.16, 21,182,089.38 and 8,369,335.96

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Solution

The fourth proportional to 14,124,978.16, 21,182,089.38 and 8,369,335.96 is: 12,550,817.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124,978.16 : 21,182,089.38 = 8,369,335.96 : x
  2. Step 2: Convert to fraction form
    14,124,978.16/21,182,089.38 = 8,369,335.96/x
  3. Step 3: Cross multiply
    14,124,978.16x = 21,182,089.38 × 8,369,335.96
  4. Step 4: Simplify right side
    14,124,978.16x = 177,280,022,355,968.09
  5. Step 5: Solve for x
    x = 177,280,022,355,968.09/14,124,978.16
  6. Step 6: Final answer
    x = 12,550,817.45

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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.