Home / 12,080,870.51-16,671,604.02-6,648,362.51

Finding the Fourth Proportional to 12,080,870.51, 16,671,604.02 and 6,648,362.51

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Solution

The fourth proportional to 12,080,870.51, 16,671,604.02 and 6,648,362.51 is: 9,174,741.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,870.51 : 16,671,604.02 = 6,648,362.51 : x
  2. Step 2: Convert to fraction form
    12,080,870.51/16,671,604.02 = 6,648,362.51/x
  3. Step 3: Cross multiply
    12,080,870.51x = 16,671,604.02 × 6,648,362.51
  4. Step 4: Simplify right side
    12,080,870.51x = 110,838,867,039,843.91
  5. Step 5: Solve for x
    x = 110,838,867,039,843.91/12,080,870.51
  6. Step 6: Final answer
    x = 9,174,741.75

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1.5x scale

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.