Home / 21,977,554.90-30,294,071.65-17,323,793.86

Finding the Fourth Proportional to 21,977,554.90, 30,294,071.65 and 17,323,793.86

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Solution

The fourth proportional to 21,977,554.90, 30,294,071.65 and 17,323,793.86 is: 23,879,282.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,977,554.90 : 30,294,071.65 = 17,323,793.86 : x
  2. Step 2: Convert to fraction form
    21,977,554.90/30,294,071.65 = 17,323,793.86/x
  3. Step 3: Cross multiply
    21,977,554.90x = 30,294,071.65 × 17,323,793.86
  4. Step 4: Simplify right side
    21,977,554.90x = 524,808,252,444,670
  5. Step 5: Solve for x
    x = 524,808,252,444,670/21,977,554.90
  6. Step 6: Final answer
    x = 23,879,282.97

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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.