Home / 8,686,249.53-11,987,038.47-4,818,770.81

Finding the Fourth Proportional to 8,686,249.53, 11,987,038.47 and 4,818,770.81

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Solution

The fourth proportional to 8,686,249.53, 11,987,038.47 and 4,818,770.81 is: 6,649,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,249.53 : 11,987,038.47 = 4,818,770.81 : x
  2. Step 2: Convert to fraction form
    8,686,249.53/11,987,038.47 = 4,818,770.81/x
  3. Step 3: Cross multiply
    8,686,249.53x = 11,987,038.47 × 4,818,770.81
  4. Step 4: Simplify right side
    8,686,249.53x = 57,762,791,077,583.06
  5. Step 5: Solve for x
    x = 57,762,791,077,583.06/8,686,249.53
  6. Step 6: Final answer
    x = 6,649,911.55

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1.5x scale

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.