Home / 8,989,863.40-13,484,795.10-5,966,554.60

Finding the Fourth Proportional to 8,989,863.40, 13,484,795.10 and 5,966,554.60

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Solution

The fourth proportional to 8,989,863.40, 13,484,795.10 and 5,966,554.60 is: 8,949,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,863.40 : 13,484,795.10 = 5,966,554.60 : x
  2. Step 2: Convert to fraction form
    8,989,863.40/13,484,795.10 = 5,966,554.60/x
  3. Step 3: Cross multiply
    8,989,863.40x = 13,484,795.10 × 5,966,554.60
  4. Step 4: Simplify right side
    8,989,863.40x = 80,457,766,233,962.45
  5. Step 5: Solve for x
    x = 80,457,766,233,962.45/8,989,863.40
  6. Step 6: Final answer
    x = 8,949,831.90

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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.