Home / 18,342,465.40-27,513,698.10-16,578,868.60

Finding the Fourth Proportional to 18,342,465.40, 27,513,698.10 and 16,578,868.60

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Solution

The fourth proportional to 18,342,465.40, 27,513,698.10 and 16,578,868.60 is: 24,868,302.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,342,465.40 : 27,513,698.10 = 16,578,868.60 : x
  2. Step 2: Convert to fraction form
    18,342,465.40/27,513,698.10 = 16,578,868.60/x
  3. Step 3: Cross multiply
    18,342,465.40x = 27,513,698.10 × 16,578,868.60
  4. Step 4: Simplify right side
    18,342,465.40x = 456,145,985,499,969.69
  5. Step 5: Solve for x
    x = 456,145,985,499,969.69/18,342,465.40
  6. Step 6: Final answer
    x = 24,868,302.90

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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.