Home / 8,954,688.60-12,357,511.20-5,087,421.95

Finding the Fourth Proportional to 8,954,688.60, 12,357,511.20 and 5,087,421.95

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Solution

The fourth proportional to 8,954,688.60, 12,357,511.20 and 5,087,421.95 is: 7,020,665.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954,688.60 : 12,357,511.20 = 5,087,421.95 : x
  2. Step 2: Convert to fraction form
    8,954,688.60/12,357,511.20 = 5,087,421.95/x
  3. Step 3: Cross multiply
    8,954,688.60x = 12,357,511.20 × 5,087,421.95
  4. Step 4: Simplify right side
    8,954,688.60x = 62,867,873,664,463.28
  5. Step 5: Solve for x
    x = 62,867,873,664,463.28/8,954,688.60
  6. Step 6: Final answer
    x = 7,020,665.54

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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.