Home / 30,389,321.64-41,935,602.78-16,635,625.32

Finding the Fourth Proportional to 30,389,321.64, 41,935,602.78 and 16,635,625.32

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Solution

The fourth proportional to 30,389,321.64, 41,935,602.78 and 16,635,625.32 is: 22,956,253.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,389,321.64 : 41,935,602.78 = 16,635,625.32 : x
  2. Step 2: Convert to fraction form
    30,389,321.64/41,935,602.78 = 16,635,625.32/x
  3. Step 3: Cross multiply
    30,389,321.64x = 41,935,602.78 × 16,635,625.32
  4. Step 4: Simplify right side
    30,389,321.64x = 697,624,975,416,430.38
  5. Step 5: Solve for x
    x = 697,624,975,416,430.38/30,389,321.64
  6. Step 6: Final answer
    x = 22,956,253.64

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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.