Home / 14,247,510.32-19,661,581.06-7,721,139.74

Finding the Fourth Proportional to 14,247,510.32, 19,661,581.06 and 7,721,139.74

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Solution

The fourth proportional to 14,247,510.32, 19,661,581.06 and 7,721,139.74 is: 10,655,181.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247,510.32 : 19,661,581.06 = 7,721,139.74 : x
  2. Step 2: Convert to fraction form
    14,247,510.32/19,661,581.06 = 7,721,139.74/x
  3. Step 3: Cross multiply
    14,247,510.32x = 19,661,581.06 × 7,721,139.74
  4. Step 4: Simplify right side
    14,247,510.32x = 151,809,814,903,448.44
  5. Step 5: Solve for x
    x = 151,809,814,903,448.44/14,247,510.32
  6. Step 6: Final answer
    x = 10,655,181.96

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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.