Home / 8,651,507.40-12,963,264.30-5,450,905.80

Finding the Fourth Proportional to 8,651,507.40, 12,963,264.30 and 5,450,905.80

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Solution

The fourth proportional to 8,651,507.40, 12,963,264.30 and 5,450,905.80 is: 8,167,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,507.40 : 12,963,264.30 = 5,450,905.80 : x
  2. Step 2: Convert to fraction form
    8,651,507.40/12,963,264.30 = 5,450,905.80/x
  3. Step 3: Cross multiply
    8,651,507.40x = 12,963,264.30 × 5,450,905.80
  4. Step 4: Simplify right side
    8,651,507.40x = 70,661,532,559,802.94
  5. Step 5: Solve for x
    x = 70,661,532,559,802.94/8,651,507.40
  6. Step 6: Final answer
    x = 8,167,539.98

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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.