Home / 8,710,986.45-12,021,121.92-4,843,276.95

Finding the Fourth Proportional to 8,710,986.45, 12,021,121.92 and 4,843,276.95

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Solution

The fourth proportional to 8,710,986.45, 12,021,121.92 and 4,843,276.95 is: 6,683,700.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710,986.45 : 12,021,121.92 = 4,843,276.95 : x
  2. Step 2: Convert to fraction form
    8,710,986.45/12,021,121.92 = 4,843,276.95/x
  3. Step 3: Cross multiply
    8,710,986.45x = 12,021,121.92 × 4,843,276.95
  4. Step 4: Simplify right side
    8,710,986.45x = 58,221,622,708,275.74
  5. Step 5: Solve for x
    x = 58,221,622,708,275.74/8,710,986.45
  6. Step 6: Final answer
    x = 6,683,700.30

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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.