Home / 8,299,029.47-11,452,710.64-4,628,178.12

Finding the Fourth Proportional to 8,299,029.47, 11,452,710.64 and 4,628,178.12

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Solution

The fourth proportional to 8,299,029.47, 11,452,710.64 and 4,628,178.12 is: 6,386,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299,029.47 : 11,452,710.64 = 4,628,178.12 : x
  2. Step 2: Convert to fraction form
    8,299,029.47/11,452,710.64 = 4,628,178.12/x
  3. Step 3: Cross multiply
    8,299,029.47x = 11,452,710.64 × 4,628,178.12
  4. Step 4: Simplify right side
    8,299,029.47x = 53,005,184,758,536.97
  5. Step 5: Solve for x
    x = 53,005,184,758,536.97/8,299,029.47
  6. Step 6: Final answer
    x = 6,386,913.67

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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.