Home / 51,729,810.22-77,596,548.36-12,868,464.52

Finding the Fourth Proportional to 51,729,810.22, 77,596,548.36 and 12,868,464.52

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Solution

The fourth proportional to 51,729,810.22, 77,596,548.36 and 12,868,464.52 is: 19,303,152.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,729,810.22 : 77,596,548.36 = 12,868,464.52 : x
  2. Step 2: Convert to fraction form
    51,729,810.22/77,596,548.36 = 12,868,464.52/x
  3. Step 3: Cross multiply
    51,729,810.22x = 77,596,548.36 × 12,868,464.52
  4. Step 4: Simplify right side
    51,729,810.22x = 998,548,429,445,124.12
  5. Step 5: Solve for x
    x = 998,548,429,445,124.12/51,729,810.22
  6. Step 6: Final answer
    x = 19,303,152.77

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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.