Home / 9,870,894.90-13,621,579.17-5,460,783.45

Finding the Fourth Proportional to 9,870,894.90, 13,621,579.17 and 5,460,783.45

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Solution

The fourth proportional to 9,870,894.90, 13,621,579.17 and 5,460,783.45 is: 7,535,739.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,870,894.90 : 13,621,579.17 = 5,460,783.45 : x
  2. Step 2: Convert to fraction form
    9,870,894.90/13,621,579.17 = 5,460,783.45/x
  3. Step 3: Cross multiply
    9,870,894.90x = 13,621,579.17 × 5,460,783.45
  4. Step 4: Simplify right side
    9,870,894.90x = 74,384,494,094,400.73
  5. Step 5: Solve for x
    x = 74,384,494,094,400.73/9,870,894.90
  6. Step 6: Final answer
    x = 7,535,739.65

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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.