Home / 34,689,867.10-47,871,979.20-19,009,273.94

Finding the Fourth Proportional to 34,689,867.10, 47,871,979.20 and 19,009,273.94

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Solution

The fourth proportional to 34,689,867.10, 47,871,979.20 and 19,009,273.94 is: 26,232,777.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,689,867.10 : 47,871,979.20 = 19,009,273.94 : x
  2. Step 2: Convert to fraction form
    34,689,867.10/47,871,979.20 = 19,009,273.94/x
  3. Step 3: Cross multiply
    34,689,867.10x = 47,871,979.20 × 19,009,273.94
  4. Step 4: Simplify right side
    34,689,867.10x = 910,011,566,662,782.12
  5. Step 5: Solve for x
    x = 910,011,566,662,782.12/34,689,867.10
  6. Step 6: Final answer
    x = 26,232,777.54

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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.