Home / 37,638,442.11-51,941,200.16-21,117,488.01

Finding the Fourth Proportional to 37,638,442.11, 51,941,200.16 and 21,117,488.01

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Solution

The fourth proportional to 37,638,442.11, 51,941,200.16 and 21,117,488.01 is: 29,142,217.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,638,442.11 : 51,941,200.16 = 21,117,488.01 : x
  2. Step 2: Convert to fraction form
    37,638,442.11/51,941,200.16 = 21,117,488.01/x
  3. Step 3: Cross multiply
    37,638,442.11x = 51,941,200.16 × 21,117,488.01
  4. Step 4: Simplify right side
    37,638,442.11x = 1,096,867,671,603,810.12
  5. Step 5: Solve for x
    x = 1,096,867,671,603,810.12/37,638,442.11
  6. Step 6: Final answer
    x = 29,142,217.64

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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.