Home / 22,338,571.44-30,827,211.48-12,680,779.44

Finding the Fourth Proportional to 22,338,571.44, 30,827,211.48 and 12,680,779.44

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Solution

The fourth proportional to 22,338,571.44, 30,827,211.48 and 12,680,779.44 is: 17,499,465.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,338,571.44 : 30,827,211.48 = 12,680,779.44 : x
  2. Step 2: Convert to fraction form
    22,338,571.44/30,827,211.48 = 12,680,779.44/x
  3. Step 3: Cross multiply
    22,338,571.44x = 30,827,211.48 × 12,680,779.44
  4. Step 4: Simplify right side
    22,338,571.44x = 390,913,069,528,115.94
  5. Step 5: Solve for x
    x = 390,913,069,528,115.94/22,338,571.44
  6. Step 6: Final answer
    x = 17,499,465.92

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1.5x scale

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.