Home / 19,191,419.31-26,484,094.35-10,489,586.88

Finding the Fourth Proportional to 19,191,419.31, 26,484,094.35 and 10,489,586.88

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Solution

The fourth proportional to 19,191,419.31, 26,484,094.35 and 10,489,586.88 is: 14,475,594.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,191,419.31 : 26,484,094.35 = 10,489,586.88 : x
  2. Step 2: Convert to fraction form
    19,191,419.31/26,484,094.35 = 10,489,586.88/x
  3. Step 3: Cross multiply
    19,191,419.31x = 26,484,094.35 × 10,489,586.88
  4. Step 4: Simplify right side
    19,191,419.31x = 277,807,208,622,442.16
  5. Step 5: Solve for x
    x = 277,807,208,622,442.16/19,191,419.31
  6. Step 6: Final answer
    x = 14,475,594.75

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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.