Home / 12,935,060.64-17,845,875.63-8,291,406.11

Finding the Fourth Proportional to 12,935,060.64, 17,845,875.63 and 8,291,406.11

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Solution

The fourth proportional to 12,935,060.64, 17,845,875.63 and 8,291,406.11 is: 11,439,250.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,935,060.64 : 17,845,875.63 = 8,291,406.11 : x
  2. Step 2: Convert to fraction form
    12,935,060.64/17,845,875.63 = 8,291,406.11/x
  3. Step 3: Cross multiply
    12,935,060.64x = 17,845,875.63 × 8,291,406.11
  4. Step 4: Simplify right side
    12,935,060.64x = 147,967,402,147,652.72
  5. Step 5: Solve for x
    x = 147,967,402,147,652.72/12,935,060.64
  6. Step 6: Final answer
    x = 11,439,250.75

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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.