Home / 8,520,734.40-11,758,656.63-4,653,255.45

Finding the Fourth Proportional to 8,520,734.40, 11,758,656.63 and 4,653,255.45

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Solution

The fourth proportional to 8,520,734.40, 11,758,656.63 and 4,653,255.45 is: 6,421,516.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,734.40 : 11,758,656.63 = 4,653,255.45 : x
  2. Step 2: Convert to fraction form
    8,520,734.40/11,758,656.63 = 4,653,255.45/x
  3. Step 3: Cross multiply
    8,520,734.40x = 11,758,656.63 × 4,653,255.45
  4. Step 4: Simplify right side
    8,520,734.40x = 54,716,033,004,364.20
  5. Step 5: Solve for x
    x = 54,716,033,004,364.20/8,520,734.40
  6. Step 6: Final answer
    x = 6,421,516.08

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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.