Home / 52,386,325.48-78,578,935.26-20,473,345

Finding the Fourth Proportional to 52,386,325.48, 78,578,935.26 and 20,473,345

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Solution

The fourth proportional to 52,386,325.48, 78,578,935.26 and 20,473,345 is: 30,709,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,386,325.48 : 78,578,935.26 = 20,473,345 : x
  2. Step 2: Convert to fraction form
    52,386,325.48/78,578,935.26 = 20,473,345/x
  3. Step 3: Cross multiply
    52,386,325.48x = 78,578,935.26 × 20,473,345
  4. Step 4: Simplify right side
    52,386,325.48x = 1,608,773,651,310,644.75
  5. Step 5: Solve for x
    x = 1,608,773,651,310,644.75/52,386,325.48
  6. Step 6: Final answer
    x = 30,709,801.40

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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.