Home / 20,169,742.80-30,250,677.60-6,706,570.80

Finding the Fourth Proportional to 20,169,742.80, 30,250,677.60 and 6,706,570.80

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Solution

The fourth proportional to 20,169,742.80, 30,250,677.60 and 6,706,570.80 is: 10,058,547.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,742.80 : 30,250,677.60 = 6,706,570.80 : x
  2. Step 2: Convert to fraction form
    20,169,742.80/30,250,677.60 = 6,706,570.80/x
  3. Step 3: Cross multiply
    20,169,742.80x = 30,250,677.60 × 6,706,570.80
  4. Step 4: Simplify right side
    20,169,742.80x = 202,878,311,072,374.09
  5. Step 5: Solve for x
    x = 202,878,311,072,374.09/20,169,742.80
  6. Step 6: Final answer
    x = 10,058,547.25

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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.