Home / 8,686,111.19-13,020,694.88-4,135,937.40

Finding the Fourth Proportional to 8,686,111.19, 13,020,694.88 and 4,135,937.40

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Solution

The fourth proportional to 8,686,111.19, 13,020,694.88 and 4,135,937.40 is: 6,199,872.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,111.19 : 13,020,694.88 = 4,135,937.40 : x
  2. Step 2: Convert to fraction form
    8,686,111.19/13,020,694.88 = 4,135,937.40/x
  3. Step 3: Cross multiply
    8,686,111.19x = 13,020,694.88 × 4,135,937.40
  4. Step 4: Simplify right side
    8,686,111.19x = 53,852,778,907,500.82
  5. Step 5: Solve for x
    x = 53,852,778,907,500.82/8,686,111.19
  6. Step 6: Final answer
    x = 6,199,872.16

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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.