Home / 15,210,008.40-22,815,012.60-7,634,240.40

Finding the Fourth Proportional to 15,210,008.40, 22,815,012.60 and 7,634,240.40

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Solution

The fourth proportional to 15,210,008.40, 22,815,012.60 and 7,634,240.40 is: 11,451,360.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210,008.40 : 22,815,012.60 = 7,634,240.40 : x
  2. Step 2: Convert to fraction form
    15,210,008.40/22,815,012.60 = 7,634,240.40/x
  3. Step 3: Cross multiply
    15,210,008.40x = 22,815,012.60 × 7,634,240.40
  4. Step 4: Simplify right side
    15,210,008.40x = 174,175,290,917,429.06
  5. Step 5: Solve for x
    x = 174,175,290,917,429.06/15,210,008.40
  6. Step 6: Final answer
    x = 11,451,360.60

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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.