Home / 8,879,688.76-13,319,533.14-2,148,102.76

Finding the Fourth Proportional to 8,879,688.76, 13,319,533.14 and 2,148,102.76

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Solution

The fourth proportional to 8,879,688.76, 13,319,533.14 and 2,148,102.76 is: 3,222,154.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,688.76 : 13,319,533.14 = 2,148,102.76 : x
  2. Step 2: Convert to fraction form
    8,879,688.76/13,319,533.14 = 2,148,102.76/x
  3. Step 3: Cross multiply
    8,879,688.76x = 13,319,533.14 × 2,148,102.76
  4. Step 4: Simplify right side
    8,879,688.76x = 28,611,725,838,249.34
  5. Step 5: Solve for x
    x = 28,611,725,838,249.34/8,879,688.76
  6. Step 6: Final answer
    x = 3,222,154.13

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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.