Home / 28,987,847.90-43,487,020.65-14,574,643.10

Finding the Fourth Proportional to 28,987,847.90, 43,487,020.65 and 14,574,643.10

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Solution

The fourth proportional to 28,987,847.90, 43,487,020.65 and 14,574,643.10 is: 21,864,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,987,847.90 : 43,487,020.65 = 14,574,643.10 : x
  2. Step 2: Convert to fraction form
    28,987,847.90/43,487,020.65 = 14,574,643.10/x
  3. Step 3: Cross multiply
    28,987,847.90x = 43,487,020.65 × 14,574,643.10
  4. Step 4: Simplify right side
    28,987,847.90x = 633,807,805,456,080
  5. Step 5: Solve for x
    x = 633,807,805,456,080/28,987,847.90
  6. Step 6: Final answer
    x = 21,864,603.67

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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.