Home / 30,226,666.68-41,712,811.24-17,173,942.72

Finding the Fourth Proportional to 30,226,666.68, 41,712,811.24 and 17,173,942.72

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Solution

The fourth proportional to 30,226,666.68, 41,712,811.24 and 17,173,942.72 is: 23,700,047.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,226,666.68 : 41,712,811.24 = 17,173,942.72 : x
  2. Step 2: Convert to fraction form
    30,226,666.68/41,712,811.24 = 17,173,942.72/x
  3. Step 3: Cross multiply
    30,226,666.68x = 41,712,811.24 × 17,173,942.72
  4. Step 4: Simplify right side
    30,226,666.68x = 716,373,430,925,932.12
  5. Step 5: Solve for x
    x = 716,373,430,925,932.12/30,226,666.68
  6. Step 6: Final answer
    x = 23,700,047.33

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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.