Home / 43,429,927.40-65,103,419.10-16,128,909.80

Finding the Fourth Proportional to 43,429,927.40, 65,103,419.10 and 16,128,909.80

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Solution

The fourth proportional to 43,429,927.40, 65,103,419.10 and 16,128,909.80 is: 24,177,962.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,429,927.40 : 65,103,419.10 = 16,128,909.80 : x
  2. Step 2: Convert to fraction form
    43,429,927.40/65,103,419.10 = 16,128,909.80/x
  3. Step 3: Cross multiply
    43,429,927.40x = 65,103,419.10 × 16,128,909.80
  4. Step 4: Simplify right side
    43,429,927.40x = 1,050,047,174,335,497.25
  5. Step 5: Solve for x
    x = 1,050,047,174,335,497.25/43,429,927.40
  6. Step 6: Final answer
    x = 24,177,962.92

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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.