Home / 30,019,389.90-41,426,793.50-16,268,354.03

Finding the Fourth Proportional to 30,019,389.90, 41,426,793.50 and 16,268,354.03

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Solution

The fourth proportional to 30,019,389.90, 41,426,793.50 and 16,268,354.03 is: 22,450,347.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019,389.90 : 41,426,793.50 = 16,268,354.03 : x
  2. Step 2: Convert to fraction form
    30,019,389.90/41,426,793.50 = 16,268,354.03/x
  3. Step 3: Cross multiply
    30,019,389.90x = 41,426,793.50 × 16,268,354.03
  4. Step 4: Simplify right side
    30,019,389.90x = 673,945,742,697,227
  5. Step 5: Solve for x
    x = 673,945,742,697,227/30,019,389.90
  6. Step 6: Final answer
    x = 22,450,347.76

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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.