Home / 12,875,210.40-19,312,815.60-4,895,997.60

Finding the Fourth Proportional to 12,875,210.40, 19,312,815.60 and 4,895,997.60

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Solution

The fourth proportional to 12,875,210.40, 19,312,815.60 and 4,895,997.60 is: 7,343,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,875,210.40 : 19,312,815.60 = 4,895,997.60 : x
  2. Step 2: Convert to fraction form
    12,875,210.40/19,312,815.60 = 4,895,997.60/x
  3. Step 3: Cross multiply
    12,875,210.40x = 19,312,815.60 × 4,895,997.60
  4. Step 4: Simplify right side
    12,875,210.40x = 94,555,498,826,842.56
  5. Step 5: Solve for x
    x = 94,555,498,826,842.56/12,875,210.40
  6. Step 6: Final answer
    x = 7,343,996.40

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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.