Home / 40,740,498.61-61,137,670.58-19,181,265.82

Finding the Fourth Proportional to 40,740,498.61, 61,137,670.58 and 19,181,265.82

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Solution

The fourth proportional to 40,740,498.61, 61,137,670.58 and 19,181,265.82 is: 28,784,574.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,740,498.61 : 61,137,670.58 = 19,181,265.82 : x
  2. Step 2: Convert to fraction form
    40,740,498.61/61,137,670.58 = 19,181,265.82/x
  3. Step 3: Cross multiply
    40,740,498.61x = 61,137,670.58 × 19,181,265.82
  4. Step 4: Simplify right side
    40,740,498.61x = 1,172,697,911,058,526.75
  5. Step 5: Solve for x
    x = 1,172,697,911,058,526.75/40,740,498.61
  6. Step 6: Final answer
    x = 28,784,574.34

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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.