Home / 6,402,930.90-8,836,806.69-3,687,206.10

Finding the Fourth Proportional to 6,402,930.90, 8,836,806.69 and 3,687,206.10

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Solution

The fourth proportional to 6,402,930.90, 8,836,806.69 and 3,687,206.10 is: 5,088,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402,930.90 : 8,836,806.69 = 3,687,206.10 : x
  2. Step 2: Convert to fraction form
    6,402,930.90/8,836,806.69 = 3,687,206.10/x
  3. Step 3: Cross multiply
    6,402,930.90x = 8,836,806.69 × 3,687,206.10
  4. Step 4: Simplify right side
    6,402,930.90x = 32,583,127,531,888.81
  5. Step 5: Solve for x
    x = 32,583,127,531,888.81/6,402,930.90
  6. Step 6: Final answer
    x = 5,088,783.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.