Home / 40,413,897.60-60,620,846.40-19,953,419.10

Finding the Fourth Proportional to 40,413,897.60, 60,620,846.40 and 19,953,419.10

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Solution

The fourth proportional to 40,413,897.60, 60,620,846.40 and 19,953,419.10 is: 29,930,128.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,413,897.60 : 60,620,846.40 = 19,953,419.10 : x
  2. Step 2: Convert to fraction form
    40,413,897.60/60,620,846.40 = 19,953,419.10/x
  3. Step 3: Cross multiply
    40,413,897.60x = 60,620,846.40 × 19,953,419.10
  4. Step 4: Simplify right side
    40,413,897.60x = 1,209,593,154,415,926.25
  5. Step 5: Solve for x
    x = 1,209,593,154,415,926.25/40,413,897.60
  6. Step 6: Final answer
    x = 29,930,128.65

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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.