Home / 21,710,632.08-32,566,060.44-12,728,885.52

Finding the Fourth Proportional to 21,710,632.08, 32,566,060.44 and 12,728,885.52

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Solution

The fourth proportional to 21,710,632.08, 32,566,060.44 and 12,728,885.52 is: 19,093,394.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,710,632.08 : 32,566,060.44 = 12,728,885.52 : x
  2. Step 2: Convert to fraction form
    21,710,632.08/32,566,060.44 = 12,728,885.52/x
  3. Step 3: Cross multiply
    21,710,632.08x = 32,566,060.44 × 12,728,885.52
  4. Step 4: Simplify right side
    21,710,632.08x = 414,529,655,178,160.81
  5. Step 5: Solve for x
    x = 414,529,655,178,160.81/21,710,632.08
  6. Step 6: Final answer
    x = 19,093,394.13

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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.