Home / 66,528,058.10-99,717,437.55-37,787,962.10

Finding the Fourth Proportional to 66,528,058.10, 99,717,437.55 and 37,787,962.10

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Solution

The fourth proportional to 66,528,058.10, 99,717,437.55 and 37,787,962.10 is: 56,639,542.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528,058.10 : 99,717,437.55 = 37,787,962.10 : x
  2. Step 2: Convert to fraction form
    66,528,058.10/99,717,437.55 = 37,787,962.10/x
  3. Step 3: Cross multiply
    66,528,058.10x = 99,717,437.55 × 37,787,962.10
  4. Step 4: Simplify right side
    66,528,058.10x = 3,768,118,750,848,517
  5. Step 5: Solve for x
    x = 3,768,118,750,848,517/66,528,058.10
  6. Step 6: Final answer
    x = 56,639,542.15

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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.