Home / 31,828,886.23-47,648,168.11-19,494,010.93

Finding the Fourth Proportional to 31,828,886.23, 47,648,168.11 and 19,494,010.93

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Solution

The fourth proportional to 31,828,886.23, 47,648,168.11 and 19,494,010.93 is: 29,182,733.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,828,886.23 : 47,648,168.11 = 19,494,010.93 : x
  2. Step 2: Convert to fraction form
    31,828,886.23/47,648,168.11 = 19,494,010.93/x
  3. Step 3: Cross multiply
    31,828,886.23x = 47,648,168.11 × 19,494,010.93
  4. Step 4: Simplify right side
    31,828,886.23x = 928,853,909,930,817.38
  5. Step 5: Solve for x
    x = 928,853,909,930,817.38/31,828,886.23
  6. Step 6: Final answer
    x = 29,182,733.67

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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.