Home / 8,648,461.13-12,980,515.68-4,608,361.35

Finding the Fourth Proportional to 8,648,461.13, 12,980,515.68 and 4,608,361.35

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Solution

The fourth proportional to 8,648,461.13, 12,980,515.68 and 4,608,361.35 is: 6,916,711.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648,461.13 : 12,980,515.68 = 4,608,361.35 : x
  2. Step 2: Convert to fraction form
    8,648,461.13/12,980,515.68 = 4,608,361.35/x
  3. Step 3: Cross multiply
    8,648,461.13x = 12,980,515.68 × 4,608,361.35
  4. Step 4: Simplify right side
    8,648,461.13x = 59,818,906,762,780.96
  5. Step 5: Solve for x
    x = 59,818,906,762,780.96/8,648,461.13
  6. Step 6: Final answer
    x = 6,916,711.07

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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.