Home / 19,282,245.13-28,923,537.18-4,905,328.13

Finding the Fourth Proportional to 19,282,245.13, 28,923,537.18 and 4,905,328.13

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Solution

The fourth proportional to 19,282,245.13, 28,923,537.18 and 4,905,328.13 is: 7,358,035.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282,245.13 : 28,923,537.18 = 4,905,328.13 : x
  2. Step 2: Convert to fraction form
    19,282,245.13/28,923,537.18 = 4,905,328.13/x
  3. Step 3: Cross multiply
    19,282,245.13x = 28,923,537.18 × 4,905,328.13
  4. Step 4: Simplify right side
    19,282,245.13x = 141,879,440,421,932.16
  5. Step 5: Solve for x
    x = 141,879,440,421,932.16/19,282,245.13
  6. Step 6: Final answer
    x = 7,358,035.31

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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.