Home / 19,280,545.44-28,920,693.30-4,903,489.02

Finding the Fourth Proportional to 19,280,545.44, 28,920,693.30 and 4,903,489.02

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Solution

The fourth proportional to 19,280,545.44, 28,920,693.30 and 4,903,489.02 is: 7,355,201.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,280,545.44 : 28,920,693.30 = 4,903,489.02 : x
  2. Step 2: Convert to fraction form
    19,280,545.44/28,920,693.30 = 4,903,489.02/x
  3. Step 3: Cross multiply
    19,280,545.44x = 28,920,693.30 × 4,903,489.02
  4. Step 4: Simplify right side
    19,280,545.44x = 141,812,302,047,337.56
  5. Step 5: Solve for x
    x = 141,812,302,047,337.56/19,280,545.44
  6. Step 6: Final answer
    x = 7,355,201.78

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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.