Home / 21,977,554.40-30,294,070.96-17,323,793.36

Finding the Fourth Proportional to 21,977,554.40, 30,294,070.96 and 17,323,793.36

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Solution

The fourth proportional to 21,977,554.40, 30,294,070.96 and 17,323,793.36 is: 23,879,282.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,977,554.40 : 30,294,070.96 = 17,323,793.36 : x
  2. Step 2: Convert to fraction form
    21,977,554.40/30,294,070.96 = 17,323,793.36/x
  3. Step 3: Cross multiply
    21,977,554.40x = 30,294,070.96 × 17,323,793.36
  4. Step 4: Simplify right side
    21,977,554.40x = 524,808,225,344,216.81
  5. Step 5: Solve for x
    x = 524,808,225,344,216.81/21,977,554.40
  6. Step 6: Final answer
    x = 23,879,282.28

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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.