Home / 30,468,822.94-42,047,749.29-16,717,783.42

Finding the Fourth Proportional to 30,468,822.94, 42,047,749.29 and 16,717,783.42

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Solution

The fourth proportional to 30,468,822.94, 42,047,749.29 and 16,717,783.42 is: 23,070,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468,822.94 : 42,047,749.29 = 16,717,783.42 : x
  2. Step 2: Convert to fraction form
    30,468,822.94/42,047,749.29 = 16,717,783.42/x
  3. Step 3: Cross multiply
    30,468,822.94x = 42,047,749.29 × 16,717,783.42
  4. Step 4: Simplify right side
    30,468,822.94x = 702,945,165,928,678.75
  5. Step 5: Solve for x
    x = 702,945,165,928,678.75/30,468,822.94
  6. Step 6: Final answer
    x = 23,070,965.60

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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.