Home / 7,623,698.13-10,520,853.89-4,185,909.09

Finding the Fourth Proportional to 7,623,698.13, 10,520,853.89 and 4,185,909.09

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Solution

The fourth proportional to 7,623,698.13, 10,520,853.89 and 4,185,909.09 is: 5,776,637.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623,698.13 : 10,520,853.89 = 4,185,909.09 : x
  2. Step 2: Convert to fraction form
    7,623,698.13/10,520,853.89 = 4,185,909.09/x
  3. Step 3: Cross multiply
    7,623,698.13x = 10,520,853.89 × 4,185,909.09
  4. Step 4: Simplify right side
    7,623,698.13x = 44,039,337,911,783.31
  5. Step 5: Solve for x
    x = 44,039,337,911,783.31/7,623,698.13
  6. Step 6: Final answer
    x = 5,776,637.16

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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.