Home / 21,841,681.96-30,141,484.86-12,052,118.44

Finding the Fourth Proportional to 21,841,681.96, 30,141,484.86 and 12,052,118.44

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Solution

The fourth proportional to 21,841,681.96, 30,141,484.86 and 12,052,118.44 is: 16,631,903.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,841,681.96 : 30,141,484.86 = 12,052,118.44 : x
  2. Step 2: Convert to fraction form
    21,841,681.96/30,141,484.86 = 12,052,118.44/x
  3. Step 3: Cross multiply
    21,841,681.96x = 30,141,484.86 × 12,052,118.44
  4. Step 4: Simplify right side
    21,841,681.96x = 363,268,745,490,186.81
  5. Step 5: Solve for x
    x = 363,268,745,490,186.81/21,841,681.96
  6. Step 6: Final answer
    x = 16,631,903.45

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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.