Home / 12,384,701.10-18,577,051.65-9,361,392.30

Finding the Fourth Proportional to 12,384,701.10, 18,577,051.65 and 9,361,392.30

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Solution

The fourth proportional to 12,384,701.10, 18,577,051.65 and 9,361,392.30 is: 14,042,088.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,701.10 : 18,577,051.65 = 9,361,392.30 : x
  2. Step 2: Convert to fraction form
    12,384,701.10/18,577,051.65 = 9,361,392.30/x
  3. Step 3: Cross multiply
    12,384,701.10x = 18,577,051.65 × 9,361,392.30
  4. Step 4: Simplify right side
    12,384,701.10x = 173,907,068,273,012.28
  5. Step 5: Solve for x
    x = 173,907,068,273,012.28/12,384,701.10
  6. Step 6: Final answer
    x = 14,042,088.45

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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.