Home / 20,849,547.80-31,247,084.52-11,627,152.26

Finding the Fourth Proportional to 20,849,547.80, 31,247,084.52 and 11,627,152.26

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Solution

The fourth proportional to 20,849,547.80, 31,247,084.52 and 11,627,152.26 is: 17,425,539.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,849,547.80 : 31,247,084.52 = 11,627,152.26 : x
  2. Step 2: Convert to fraction form
    20,849,547.80/31,247,084.52 = 11,627,152.26/x
  3. Step 3: Cross multiply
    20,849,547.80x = 31,247,084.52 × 11,627,152.26
  4. Step 4: Simplify right side
    20,849,547.80x = 363,314,609,395,129
  5. Step 5: Solve for x
    x = 363,314,609,395,129/20,849,547.80
  6. Step 6: Final answer
    x = 17,425,539.05

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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.