Home / 10,742,938.75-16,114,852.82-3,169,904.50

Finding the Fourth Proportional to 10,742,938.75, 16,114,852.82 and 3,169,904.50

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Solution

The fourth proportional to 10,742,938.75, 16,114,852.82 and 3,169,904.50 is: 4,754,987.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742,938.75 : 16,114,852.82 = 3,169,904.50 : x
  2. Step 2: Convert to fraction form
    10,742,938.75/16,114,852.82 = 3,169,904.50/x
  3. Step 3: Cross multiply
    10,742,938.75x = 16,114,852.82 × 3,169,904.50
  4. Step 4: Simplify right side
    10,742,938.75x = 51,082,544,470,955.69
  5. Step 5: Solve for x
    x = 51,082,544,470,955.69/10,742,938.75
  6. Step 6: Final answer
    x = 4,754,987.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.