Home / 47,779,377.14-65,784,525.12-43,415,434.60

Finding the Fourth Proportional to 47,779,377.14, 65,784,525.12 and 43,415,434.60

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Solution

The fourth proportional to 47,779,377.14, 65,784,525.12 and 43,415,434.60 is: 59,776,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,779,377.14 : 65,784,525.12 = 43,415,434.60 : x
  2. Step 2: Convert to fraction form
    47,779,377.14/65,784,525.12 = 43,415,434.60/x
  3. Step 3: Cross multiply
    47,779,377.14x = 65,784,525.12 × 43,415,434.60
  4. Step 4: Simplify right side
    47,779,377.14x = 2,856,063,748,039,417
  5. Step 5: Solve for x
    x = 2,856,063,748,039,417/47,779,377.14
  6. Step 6: Final answer
    x = 59,776,077.44

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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.