Home / 56,991,649.60-85,480,913.40-16,602,133.60

Finding the Fourth Proportional to 56,991,649.60, 85,480,913.40 and 16,602,133.60

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Solution

The fourth proportional to 56,991,649.60, 85,480,913.40 and 16,602,133.60 is: 24,901,289.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,991,649.60 : 85,480,913.40 = 16,602,133.60 : x
  2. Step 2: Convert to fraction form
    56,991,649.60/85,480,913.40 = 16,602,133.60/x
  3. Step 3: Cross multiply
    56,991,649.60x = 85,480,913.40 × 16,602,133.60
  4. Step 4: Simplify right side
    56,991,649.60x = 1,419,165,544,516,830.25
  5. Step 5: Solve for x
    x = 1,419,165,544,516,830.25/56,991,649.60
  6. Step 6: Final answer
    x = 24,901,289.13

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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.