Home / 11,657,897.92-16,089,055.76-8,712,599.68

Finding the Fourth Proportional to 11,657,897.92, 16,089,055.76 and 8,712,599.68

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Solution

The fourth proportional to 11,657,897.92, 16,089,055.76 and 8,712,599.68 is: 12,024,251.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657,897.92 : 16,089,055.76 = 8,712,599.68 : x
  2. Step 2: Convert to fraction form
    11,657,897.92/16,089,055.76 = 8,712,599.68/x
  3. Step 3: Cross multiply
    11,657,897.92x = 16,089,055.76 × 8,712,599.68
  4. Step 4: Simplify right side
    11,657,897.92x = 140,177,502,066,078.16
  5. Step 5: Solve for x
    x = 140,177,502,066,078.16/11,657,897.92
  6. Step 6: Final answer
    x = 12,024,251.97

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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.