Home / 30,355,420.24-41,889,589.32-16,604,088.40

Finding the Fourth Proportional to 30,355,420.24, 41,889,589.32 and 16,604,088.40

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Solution

The fourth proportional to 30,355,420.24, 41,889,589.32 and 16,604,088.40 is: 22,913,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355,420.24 : 41,889,589.32 = 16,604,088.40 : x
  2. Step 2: Convert to fraction form
    30,355,420.24/41,889,589.32 = 16,604,088.40/x
  3. Step 3: Cross multiply
    30,355,420.24x = 41,889,589.32 × 16,604,088.40
  4. Step 4: Simplify right side
    30,355,420.24x = 695,538,444,108,975.88
  5. Step 5: Solve for x
    x = 695,538,444,108,975.88/30,355,420.24
  6. Step 6: Final answer
    x = 22,913,154.84

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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.