Home / 8,870,171.40-12,240,813.54-4,949,886.38

Finding the Fourth Proportional to 8,870,171.40, 12,240,813.54 and 4,949,886.38

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Solution

The fourth proportional to 8,870,171.40, 12,240,813.54 and 4,949,886.38 is: 6,830,830.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870,171.40 : 12,240,813.54 = 4,949,886.38 : x
  2. Step 2: Convert to fraction form
    8,870,171.40/12,240,813.54 = 4,949,886.38/x
  3. Step 3: Cross multiply
    8,870,171.40x = 12,240,813.54 × 4,949,886.38
  4. Step 4: Simplify right side
    8,870,171.40x = 60,590,636,160,561.52
  5. Step 5: Solve for x
    x = 60,590,636,160,561.52/8,870,171.40
  6. Step 6: Final answer
    x = 6,830,830.37

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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.