Home / 55,308,038.70-76,313,698.59-31,782,031.34

Finding the Fourth Proportional to 55,308,038.70, 76,313,698.59 and 31,782,031.34

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Solution

The fourth proportional to 55,308,038.70, 76,313,698.59 and 31,782,031.34 is: 43,852,655.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,308,038.70 : 76,313,698.59 = 31,782,031.34 : x
  2. Step 2: Convert to fraction form
    55,308,038.70/76,313,698.59 = 31,782,031.34/x
  3. Step 3: Cross multiply
    55,308,038.70x = 76,313,698.59 × 31,782,031.34
  4. Step 4: Simplify right side
    55,308,038.70x = 2,425,404,360,258,694
  5. Step 5: Solve for x
    x = 2,425,404,360,258,694/55,308,038.70
  6. Step 6: Final answer
    x = 43,852,655.37

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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.