Home / 13,484,030.40-20,226,045.60-8,949,067.20

Finding the Fourth Proportional to 13,484,030.40, 20,226,045.60 and 8,949,067.20

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Solution

The fourth proportional to 13,484,030.40, 20,226,045.60 and 8,949,067.20 is: 13,423,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,030.40 : 20,226,045.60 = 8,949,067.20 : x
  2. Step 2: Convert to fraction form
    13,484,030.40/20,226,045.60 = 8,949,067.20/x
  3. Step 3: Cross multiply
    13,484,030.40x = 20,226,045.60 × 8,949,067.20
  4. Step 4: Simplify right side
    13,484,030.40x = 181,004,241,264,664.31
  5. Step 5: Solve for x
    x = 181,004,241,264,664.31/13,484,030.40
  6. Step 6: Final answer
    x = 13,423,600.80

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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.