Home / 21,226,558.51-31,839,818.32-6,653,582.83

Finding the Fourth Proportional to 21,226,558.51, 31,839,818.32 and 6,653,582.83

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Solution

The fourth proportional to 21,226,558.51, 31,839,818.32 and 6,653,582.83 is: 9,980,368.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,226,558.51 : 31,839,818.32 = 6,653,582.83 : x
  2. Step 2: Convert to fraction form
    21,226,558.51/31,839,818.32 = 6,653,582.83/x
  3. Step 3: Cross multiply
    21,226,558.51x = 31,839,818.32 × 6,653,582.83
  4. Step 4: Simplify right side
    21,226,558.51x = 211,848,868,484,271.44
  5. Step 5: Solve for x
    x = 211,848,868,484,271.44/21,226,558.51
  6. Step 6: Final answer
    x = 9,980,368.15

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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.