Home / 8,160,549.17-12,240,381.03-2,480,330.60

Finding the Fourth Proportional to 8,160,549.17, 12,240,381.03 and 2,480,330.60

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Solution

The fourth proportional to 8,160,549.17, 12,240,381.03 and 2,480,330.60 is: 3,720,361.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,549.17 : 12,240,381.03 = 2,480,330.60 : x
  2. Step 2: Convert to fraction form
    8,160,549.17/12,240,381.03 = 2,480,330.60/x
  3. Step 3: Cross multiply
    8,160,549.17x = 12,240,381.03 × 2,480,330.60
  4. Step 4: Simplify right side
    8,160,549.17x = 30,360,191,624,368.52
  5. Step 5: Solve for x
    x = 30,360,191,624,368.52/8,160,549.17
  6. Step 6: Final answer
    x = 3,720,361.34

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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.