Home / 20,370,980.93-30,556,479.63-5,018,569.25

Finding the Fourth Proportional to 20,370,980.93, 30,556,479.63 and 5,018,569.25

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Solution

The fourth proportional to 20,370,980.93, 30,556,479.63 and 5,018,569.25 is: 7,527,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,370,980.93 : 30,556,479.63 = 5,018,569.25 : x
  2. Step 2: Convert to fraction form
    20,370,980.93/30,556,479.63 = 5,018,569.25/x
  3. Step 3: Cross multiply
    20,370,980.93x = 30,556,479.63 × 5,018,569.25
  4. Step 4: Simplify right side
    20,370,980.93x = 153,349,809,059,369.38
  5. Step 5: Solve for x
    x = 153,349,809,059,369.38/20,370,980.93
  6. Step 6: Final answer
    x = 7,527,855.90

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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.