Home / 25,270,886-37,897,460.40-7,070,190.72

Finding the Fourth Proportional to 25,270,886, 37,897,460.40 and 7,070,190.72

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Solution

The fourth proportional to 25,270,886, 37,897,460.40 and 7,070,190.72 is: 10,602,804.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270,886 : 37,897,460.40 = 7,070,190.72 : x
  2. Step 2: Convert to fraction form
    25,270,886/37,897,460.40 = 7,070,190.72/x
  3. Step 3: Cross multiply
    25,270,886x = 37,897,460.40 × 7,070,190.72
  4. Step 4: Simplify right side
    25,270,886x = 267,942,272,831,647.47
  5. Step 5: Solve for x
    x = 267,942,272,831,647.47/25,270,886
  6. Step 6: Final answer
    x = 10,602,804.86

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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.