Home / 38,357,840.28-57,537,259.06-12,798,849.72

Finding the Fourth Proportional to 38,357,840.28, 57,537,259.06 and 12,798,849.72

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Solution

The fourth proportional to 38,357,840.28, 57,537,259.06 and 12,798,849.72 is: 19,198,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,357,840.28 : 57,537,259.06 = 12,798,849.72 : x
  2. Step 2: Convert to fraction form
    38,357,840.28/57,537,259.06 = 12,798,849.72/x
  3. Step 3: Cross multiply
    38,357,840.28x = 57,537,259.06 × 12,798,849.72
  4. Step 4: Simplify right side
    38,357,840.28x = 736,410,732,009,648.50
  5. Step 5: Solve for x
    x = 736,410,732,009,648.50/38,357,840.28
  6. Step 6: Final answer
    x = 19,198,440.96

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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.