Home / 37,980,973.04-52,413,671.88-20,577,750.80

Finding the Fourth Proportional to 37,980,973.04, 52,413,671.88 and 20,577,750.80

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Solution

The fourth proportional to 37,980,973.04, 52,413,671.88 and 20,577,750.80 is: 28,397,257.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,980,973.04 : 52,413,671.88 = 20,577,750.80 : x
  2. Step 2: Convert to fraction form
    37,980,973.04/52,413,671.88 = 20,577,750.80/x
  3. Step 3: Cross multiply
    37,980,973.04x = 52,413,671.88 × 20,577,750.80
  4. Step 4: Simplify right side
    37,980,973.04x = 1,078,555,478,459,607.62
  5. Step 5: Solve for x
    x = 1,078,555,478,459,607.62/37,980,973.04
  6. Step 6: Final answer
    x = 28,397,257.68

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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.