Home / 31,020,003.80-46,551,000.90-13,971,901.40

Finding the Fourth Proportional to 31,020,003.80, 46,551,000.90 and 13,971,901.40

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Solution

The fourth proportional to 31,020,003.80, 46,551,000.90 and 13,971,901.40 is: 20,967,308.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,020,003.80 : 46,551,000.90 = 13,971,901.40 : x
  2. Step 2: Convert to fraction form
    31,020,003.80/46,551,000.90 = 13,971,901.40/x
  3. Step 3: Cross multiply
    31,020,003.80x = 46,551,000.90 × 13,971,901.40
  4. Step 4: Simplify right side
    31,020,003.80x = 650,405,994,646,111.25
  5. Step 5: Solve for x
    x = 650,405,994,646,111.25/31,020,003.80
  6. Step 6: Final answer
    x = 20,967,308.67

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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.