Home / 32,783,630.58-45,261,827.69-20,869,166.77

Finding the Fourth Proportional to 32,783,630.58, 45,261,827.69 and 20,869,166.77

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Solution

The fourth proportional to 32,783,630.58, 45,261,827.69 and 20,869,166.77 is: 28,812,447.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,783,630.58 : 45,261,827.69 = 20,869,166.77 : x
  2. Step 2: Convert to fraction form
    32,783,630.58/45,261,827.69 = 20,869,166.77/x
  3. Step 3: Cross multiply
    32,783,630.58x = 45,261,827.69 × 20,869,166.77
  4. Step 4: Simplify right side
    32,783,630.58x = 944,576,630,160,113.38
  5. Step 5: Solve for x
    x = 944,576,630,160,113.38/32,783,630.58
  6. Step 6: Final answer
    x = 28,812,447.35

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1.5x scale

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.