Home / 28,066,541.15-42,099,811.73-8,897,267.45

Finding the Fourth Proportional to 28,066,541.15, 42,099,811.73 and 8,897,267.45

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Solution

The fourth proportional to 28,066,541.15, 42,099,811.73 and 8,897,267.45 is: 13,345,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,066,541.15 : 42,099,811.73 = 8,897,267.45 : x
  2. Step 2: Convert to fraction form
    28,066,541.15/42,099,811.73 = 8,897,267.45/x
  3. Step 3: Cross multiply
    28,066,541.15x = 42,099,811.73 × 8,897,267.45
  4. Step 4: Simplify right side
    28,066,541.15x = 374,573,284,511,970.81
  5. Step 5: Solve for x
    x = 374,573,284,511,970.81/28,066,541.15
  6. Step 6: Final answer
    x = 13,345,901.18

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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.