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Finding the Fourth Proportional to 29,140,848.30, 40,856,907.30 and 29,140,848.30

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Solution

The fourth proportional to 29,140,848.30, 40,856,907.30 and 29,140,848.30 is: 40,856,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140,848.30 : 40,856,907.30 = 29,140,848.30 : x
  2. Step 2: Convert to fraction form
    29,140,848.30/40,856,907.30 = 29,140,848.30/x
  3. Step 3: Cross multiply
    29,140,848.30x = 40,856,907.30 × 29,140,848.30
  4. Step 4: Simplify right side
    29,140,848.30x = 1,190,604,937,636,462.50
  5. Step 5: Solve for x
    x = 1,190,604,937,636,462.50/29,140,848.30
  6. Step 6: Final answer
    x = 40,856,907.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.