Home / 65,548,053.45-90,442,810.74-37,665,376.74

Finding the Fourth Proportional to 65,548,053.45, 90,442,810.74 and 37,665,376.74

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Solution

The fourth proportional to 65,548,053.45, 90,442,810.74 and 37,665,376.74 is: 51,970,460.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,548,053.45 : 90,442,810.74 = 37,665,376.74 : x
  2. Step 2: Convert to fraction form
    65,548,053.45/90,442,810.74 = 37,665,376.74/x
  3. Step 3: Cross multiply
    65,548,053.45x = 90,442,810.74 × 37,665,376.74
  4. Step 4: Simplify right side
    65,548,053.45x = 3,406,562,539,946,618
  5. Step 5: Solve for x
    x = 3,406,562,539,946,618/65,548,053.45
  6. Step 6: Final answer
    x = 51,970,460.76

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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.