Home / 30,208,731.70-41,687,925.33-16,457,653.30

Finding the Fourth Proportional to 30,208,731.70, 41,687,925.33 and 16,457,653.30

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Solution

The fourth proportional to 30,208,731.70, 41,687,925.33 and 16,457,653.30 is: 22,711,493.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208,731.70 : 41,687,925.33 = 16,457,653.30 : x
  2. Step 2: Convert to fraction form
    30,208,731.70/41,687,925.33 = 16,457,653.30/x
  3. Step 3: Cross multiply
    30,208,731.70x = 41,687,925.33 × 16,457,653.30
  4. Step 4: Simplify right side
    30,208,731.70x = 686,085,421,877,428.12
  5. Step 5: Solve for x
    x = 686,085,421,877,428.12/30,208,731.70
  6. Step 6: Final answer
    x = 22,711,493.77

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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.