Home / 37,862,172.20-52,249,811.58-20,458,517.36

Finding the Fourth Proportional to 37,862,172.20, 52,249,811.58 and 20,458,517.36

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Solution

The fourth proportional to 37,862,172.20, 52,249,811.58 and 20,458,517.36 is: 28,232,761.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,862,172.20 : 52,249,811.58 = 20,458,517.36 : x
  2. Step 2: Convert to fraction form
    37,862,172.20/52,249,811.58 = 20,458,517.36/x
  3. Step 3: Cross multiply
    37,862,172.20x = 52,249,811.58 × 20,458,517.36
  4. Step 4: Simplify right side
    37,862,172.20x = 1,068,953,677,266,159
  5. Step 5: Solve for x
    x = 1,068,953,677,266,159/37,862,172.20
  6. Step 6: Final answer
    x = 28,232,761.49

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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.