Home / 31,091,857.02-46,643,763.29-11,921,118.93

Finding the Fourth Proportional to 31,091,857.02, 46,643,763.29 and 11,921,118.93

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Solution

The fourth proportional to 31,091,857.02, 46,643,763.29 and 11,921,118.93 is: 17,883,970.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,091,857.02 : 46,643,763.29 = 11,921,118.93 : x
  2. Step 2: Convert to fraction form
    31,091,857.02/46,643,763.29 = 11,921,118.93/x
  3. Step 3: Cross multiply
    31,091,857.02x = 46,643,763.29 × 11,921,118.93
  4. Step 4: Simplify right side
    31,091,857.02x = 556,045,849,463,252.44
  5. Step 5: Solve for x
    x = 556,045,849,463,252.44/31,091,857.02
  6. Step 6: Final answer
    x = 17,883,970.36

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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.