Home / 5,432,020.40-8,148,030.60-1,837,904.60

Finding the Fourth Proportional to 5,432,020.40, 8,148,030.60 and 1,837,904.60

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Solution

The fourth proportional to 5,432,020.40, 8,148,030.60 and 1,837,904.60 is: 2,756,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,020.40 : 8,148,030.60 = 1,837,904.60 : x
  2. Step 2: Convert to fraction form
    5,432,020.40/8,148,030.60 = 1,837,904.60/x
  3. Step 3: Cross multiply
    5,432,020.40x = 8,148,030.60 × 1,837,904.60
  4. Step 4: Simplify right side
    5,432,020.40x = 14,975,302,920,680.76
  5. Step 5: Solve for x
    x = 14,975,302,920,680.76/5,432,020.40
  6. Step 6: Final answer
    x = 2,756,856.90

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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.