Home / 21,873,386.94-30,185,130.50-12,084,462.42

Finding the Fourth Proportional to 21,873,386.94, 30,185,130.50 and 12,084,462.42

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Solution

The fourth proportional to 21,873,386.94, 30,185,130.50 and 12,084,462.42 is: 16,676,478.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,873,386.94 : 30,185,130.50 = 12,084,462.42 : x
  2. Step 2: Convert to fraction form
    21,873,386.94/30,185,130.50 = 12,084,462.42/x
  3. Step 3: Cross multiply
    21,873,386.94x = 30,185,130.50 × 12,084,462.42
  4. Step 4: Simplify right side
    21,873,386.94x = 364,771,075,170,045.81
  5. Step 5: Solve for x
    x = 364,771,075,170,045.81/21,873,386.94
  6. Step 6: Final answer
    x = 16,676,478.87

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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.