Home / 19,426,973.16-29,135,382.30-5,776,443.36

Finding the Fourth Proportional to 19,426,973.16, 29,135,382.30 and 5,776,443.36

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Solution

The fourth proportional to 19,426,973.16, 29,135,382.30 and 5,776,443.36 is: 8,663,155.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426,973.16 : 29,135,382.30 = 5,776,443.36 : x
  2. Step 2: Convert to fraction form
    19,426,973.16/29,135,382.30 = 5,776,443.36/x
  3. Step 3: Cross multiply
    19,426,973.16x = 29,135,382.30 × 5,776,443.36
  4. Step 4: Simplify right side
    19,426,973.16x = 168,298,885,627,896.53
  5. Step 5: Solve for x
    x = 168,298,885,627,896.53/19,426,973.16
  6. Step 6: Final answer
    x = 8,663,155.31

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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.