Home / 13,807,440.19-20,711,264.06-6,129,020.77

Finding the Fourth Proportional to 13,807,440.19, 20,711,264.06 and 6,129,020.77

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Solution

The fourth proportional to 13,807,440.19, 20,711,264.06 and 6,129,020.77 is: 9,193,577.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807,440.19 : 20,711,264.06 = 6,129,020.77 : x
  2. Step 2: Convert to fraction form
    13,807,440.19/20,711,264.06 = 6,129,020.77/x
  3. Step 3: Cross multiply
    13,807,440.19x = 20,711,264.06 × 6,129,020.77
  4. Step 4: Simplify right side
    13,807,440.19x = 126,939,767,637,906.16
  5. Step 5: Solve for x
    x = 126,939,767,637,906.16/13,807,440.19
  6. Step 6: Final answer
    x = 9,193,577.22

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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.