Home / 25,308,576.36-34,925,649.12-13,705,870.68

Finding the Fourth Proportional to 25,308,576.36, 34,925,649.12 and 13,705,870.68

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Solution

The fourth proportional to 25,308,576.36, 34,925,649.12 and 13,705,870.68 is: 18,914,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,308,576.36 : 34,925,649.12 = 13,705,870.68 : x
  2. Step 2: Convert to fraction form
    25,308,576.36/34,925,649.12 = 13,705,870.68/x
  3. Step 3: Cross multiply
    25,308,576.36x = 34,925,649.12 × 13,705,870.68
  4. Step 4: Simplify right side
    25,308,576.36x = 478,686,430,253,775.75
  5. Step 5: Solve for x
    x = 478,686,430,253,775.75/25,308,576.36
  6. Step 6: Final answer
    x = 18,914,000.67

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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.