Home / 12,791,801.10-19,187,701.65-8,014,226.70

Finding the Fourth Proportional to 12,791,801.10, 19,187,701.65 and 8,014,226.70

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Solution

The fourth proportional to 12,791,801.10, 19,187,701.65 and 8,014,226.70 is: 12,021,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,791,801.10 : 19,187,701.65 = 8,014,226.70 : x
  2. Step 2: Convert to fraction form
    12,791,801.10/19,187,701.65 = 8,014,226.70/x
  3. Step 3: Cross multiply
    12,791,801.10x = 19,187,701.65 × 8,014,226.70
  4. Step 4: Simplify right side
    12,791,801.10x = 153,774,590,875,064.03
  5. Step 5: Solve for x
    x = 153,774,590,875,064.03/12,791,801.10
  6. Step 6: Final answer
    x = 12,021,340.05

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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.