Home / 12,562,430.10-18,843,645.15-9,373,784.10

Finding the Fourth Proportional to 12,562,430.10, 18,843,645.15 and 9,373,784.10

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Solution

The fourth proportional to 12,562,430.10, 18,843,645.15 and 9,373,784.10 is: 14,060,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562,430.10 : 18,843,645.15 = 9,373,784.10 : x
  2. Step 2: Convert to fraction form
    12,562,430.10/18,843,645.15 = 9,373,784.10/x
  3. Step 3: Cross multiply
    12,562,430.10x = 18,843,645.15 × 9,373,784.10
  4. Step 4: Simplify right side
    12,562,430.10x = 176,636,261,293,112.09
  5. Step 5: Solve for x
    x = 176,636,261,293,112.09/12,562,430.10
  6. Step 6: Final answer
    x = 14,060,676.15

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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.