Home / 5,197,437.36-7,172,686.08-2,905,597.44

Finding the Fourth Proportional to 5,197,437.36, 7,172,686.08 and 2,905,597.44

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Solution

The fourth proportional to 5,197,437.36, 7,172,686.08 and 2,905,597.44 is: 4,009,848.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197,437.36 : 7,172,686.08 = 2,905,597.44 : x
  2. Step 2: Convert to fraction form
    5,197,437.36/7,172,686.08 = 2,905,597.44/x
  3. Step 3: Cross multiply
    5,197,437.36x = 7,172,686.08 × 2,905,597.44
  4. Step 4: Simplify right side
    5,197,437.36x = 20,840,938,311,971.64
  5. Step 5: Solve for x
    x = 20,840,938,311,971.64/5,197,437.36
  6. Step 6: Final answer
    x = 4,009,848.87

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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.