Home / 30,220,487.55-41,711,004-19,205,089.38

Finding the Fourth Proportional to 30,220,487.55, 41,711,004 and 19,205,089.38

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Solution

The fourth proportional to 30,220,487.55, 41,711,004 and 19,205,089.38 is: 26,507,301.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,220,487.55 : 41,711,004 = 19,205,089.38 : x
  2. Step 2: Convert to fraction form
    30,220,487.55/41,711,004 = 19,205,089.38/x
  3. Step 3: Cross multiply
    30,220,487.55x = 41,711,004 × 19,205,089.38
  4. Step 4: Simplify right side
    30,220,487.55x = 801,063,559,949,537.50
  5. Step 5: Solve for x
    x = 801,063,559,949,537.50/30,220,487.55
  6. Step 6: Final answer
    x = 26,507,301.00

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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.