Home / 63,653,515.24-87,772,339.62-42,991,088.68

Finding the Fourth Proportional to 63,653,515.24, 87,772,339.62 and 42,991,088.68

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Solution

The fourth proportional to 63,653,515.24, 87,772,339.62 and 42,991,088.68 is: 59,280,754.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,653,515.24 : 87,772,339.62 = 42,991,088.68 : x
  2. Step 2: Convert to fraction form
    63,653,515.24/87,772,339.62 = 42,991,088.68/x
  3. Step 3: Cross multiply
    63,653,515.24x = 87,772,339.62 × 42,991,088.68
  4. Step 4: Simplify right side
    63,653,515.24x = 3,773,428,436,254,497.50
  5. Step 5: Solve for x
    x = 3,773,428,436,254,497.50/63,653,515.24
  6. Step 6: Final answer
    x = 59,280,754.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.