Home / 31,386,072.60-47,079,108.90-16,244,645.40

Finding the Fourth Proportional to 31,386,072.60, 47,079,108.90 and 16,244,645.40

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Solution

The fourth proportional to 31,386,072.60, 47,079,108.90 and 16,244,645.40 is: 24,366,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,386,072.60 : 47,079,108.90 = 16,244,645.40 : x
  2. Step 2: Convert to fraction form
    31,386,072.60/47,079,108.90 = 16,244,645.40/x
  3. Step 3: Cross multiply
    31,386,072.60x = 47,079,108.90 × 16,244,645.40
  4. Step 4: Simplify right side
    31,386,072.60x = 764,783,429,828,484
  5. Step 5: Solve for x
    x = 764,783,429,828,484/31,386,072.60
  6. Step 6: Final answer
    x = 24,366,968.10

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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.