Home / 30,590,921.40-45,939,526.20-16,242,014.40

Finding the Fourth Proportional to 30,590,921.40, 45,939,526.20 and 16,242,014.40

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Solution

The fourth proportional to 30,590,921.40, 45,939,526.20 and 16,242,014.40 is: 24,391,238.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,590,921.40 : 45,939,526.20 = 16,242,014.40 : x
  2. Step 2: Convert to fraction form
    30,590,921.40/45,939,526.20 = 16,242,014.40/x
  3. Step 3: Cross multiply
    30,590,921.40x = 45,939,526.20 × 16,242,014.40
  4. Step 4: Simplify right side
    30,590,921.40x = 746,150,446,069,577.38
  5. Step 5: Solve for x
    x = 746,150,446,069,577.38/30,590,921.40
  6. Step 6: Final answer
    x = 24,391,238.05

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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.