Home / 28,091,837.70-42,137,756.55-14,486,948.10

Finding the Fourth Proportional to 28,091,837.70, 42,137,756.55 and 14,486,948.10

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Solution

The fourth proportional to 28,091,837.70, 42,137,756.55 and 14,486,948.10 is: 21,730,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,091,837.70 : 42,137,756.55 = 14,486,948.10 : x
  2. Step 2: Convert to fraction form
    28,091,837.70/42,137,756.55 = 14,486,948.10/x
  3. Step 3: Cross multiply
    28,091,837.70x = 42,137,756.55 × 14,486,948.10
  4. Step 4: Simplify right side
    28,091,837.70x = 610,447,492,190,285
  5. Step 5: Solve for x
    x = 610,447,492,190,285/28,091,837.70
  6. Step 6: Final answer
    x = 21,730,422.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.