Home / 8,445,500.95-11,664,475.55-5,557,782.49

Finding the Fourth Proportional to 8,445,500.95, 11,664,475.55 and 5,557,782.49

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Solution

The fourth proportional to 8,445,500.95, 11,664,475.55 and 5,557,782.49 is: 7,676,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445,500.95 : 11,664,475.55 = 5,557,782.49 : x
  2. Step 2: Convert to fraction form
    8,445,500.95/11,664,475.55 = 5,557,782.49/x
  3. Step 3: Cross multiply
    8,445,500.95x = 11,664,475.55 × 5,557,782.49
  4. Step 4: Simplify right side
    8,445,500.95x = 64,828,617,939,034.21
  5. Step 5: Solve for x
    x = 64,828,617,939,034.21/8,445,500.95
  6. Step 6: Final answer
    x = 7,676,112.80

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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.