Home / 46,547,277.20-69,852,408.60-20,975,123.60

Finding the Fourth Proportional to 46,547,277.20, 69,852,408.60 and 20,975,123.60

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Solution

The fourth proportional to 46,547,277.20, 69,852,408.60 and 20,975,123.60 is: 31,476,876.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,547,277.20 : 69,852,408.60 = 20,975,123.60 : x
  2. Step 2: Convert to fraction form
    46,547,277.20/69,852,408.60 = 20,975,123.60/x
  3. Step 3: Cross multiply
    46,547,277.20x = 69,852,408.60 × 20,975,123.60
  4. Step 4: Simplify right side
    46,547,277.20x = 1,465,162,904,142,703
  5. Step 5: Solve for x
    x = 1,465,162,904,142,703/46,547,277.20
  6. Step 6: Final answer
    x = 31,476,876.68

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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.