Home / 6,287,871.75-8,677,263.02-3,426,303.75

Finding the Fourth Proportional to 6,287,871.75, 8,677,263.02 and 3,426,303.75

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Solution

The fourth proportional to 6,287,871.75, 8,677,263.02 and 3,426,303.75 is: 4,728,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287,871.75 : 8,677,263.02 = 3,426,303.75 : x
  2. Step 2: Convert to fraction form
    6,287,871.75/8,677,263.02 = 3,426,303.75/x
  3. Step 3: Cross multiply
    6,287,871.75x = 8,677,263.02 × 3,426,303.75
  4. Step 4: Simplify right side
    6,287,871.75x = 29,730,938,808,030.81
  5. Step 5: Solve for x
    x = 29,730,938,808,030.81/6,287,871.75
  6. Step 6: Final answer
    x = 4,728,299.18

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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.