Home / 30,594,664.56-42,219,818.28-16,843,731.96

Finding the Fourth Proportional to 30,594,664.56, 42,219,818.28 and 16,843,731.96

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Solution

The fourth proportional to 30,594,664.56, 42,219,818.28 and 16,843,731.96 is: 23,243,899.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,594,664.56 : 42,219,818.28 = 16,843,731.96 : x
  2. Step 2: Convert to fraction form
    30,594,664.56/42,219,818.28 = 16,843,731.96/x
  3. Step 3: Cross multiply
    30,594,664.56x = 42,219,818.28 × 16,843,731.96
  4. Step 4: Simplify right side
    30,594,664.56x = 711,139,302,508,228.25
  5. Step 5: Solve for x
    x = 711,139,302,508,228.25/30,594,664.56
  6. Step 6: Final answer
    x = 23,243,899.31

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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.