Home / 8,968,020.30-13,452,030.45-3,290,458.95

Finding the Fourth Proportional to 8,968,020.30, 13,452,030.45 and 3,290,458.95

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Solution

The fourth proportional to 8,968,020.30, 13,452,030.45 and 3,290,458.95 is: 4,935,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,020.30 : 13,452,030.45 = 3,290,458.95 : x
  2. Step 2: Convert to fraction form
    8,968,020.30/13,452,030.45 = 3,290,458.95/x
  3. Step 3: Cross multiply
    8,968,020.30x = 13,452,030.45 × 3,290,458.95
  4. Step 4: Simplify right side
    8,968,020.30x = 44,263,353,989,875.03
  5. Step 5: Solve for x
    x = 44,263,353,989,875.03/8,968,020.30
  6. Step 6: Final answer
    x = 4,935,688.43

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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.