Home / 16,402,561.60-24,603,712.80-4,272,001.60

Finding the Fourth Proportional to 16,402,561.60, 24,603,712.80 and 4,272,001.60

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Solution

The fourth proportional to 16,402,561.60, 24,603,712.80 and 4,272,001.60 is: 6,407,968.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,402,561.60 : 24,603,712.80 = 4,272,001.60 : x
  2. Step 2: Convert to fraction form
    16,402,561.60/24,603,712.80 = 4,272,001.60/x
  3. Step 3: Cross multiply
    16,402,561.60x = 24,603,712.80 × 4,272,001.60
  4. Step 4: Simplify right side
    16,402,561.60x = 105,107,100,447,540.47
  5. Step 5: Solve for x
    x = 105,107,100,447,540.47/16,402,561.60
  6. Step 6: Final answer
    x = 6,407,968.65

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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.