Home / 15,111,598.46-20,854,494-8,585,109.32

Finding the Fourth Proportional to 15,111,598.46, 20,854,494 and 8,585,109.32

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Solution

The fourth proportional to 15,111,598.46, 20,854,494 and 8,585,109.32 is: 11,847,728.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111,598.46 : 20,854,494 = 8,585,109.32 : x
  2. Step 2: Convert to fraction form
    15,111,598.46/20,854,494 = 8,585,109.32/x
  3. Step 3: Cross multiply
    15,111,598.46x = 20,854,494 × 8,585,109.32
  4. Step 4: Simplify right side
    15,111,598.46x = 179,038,110,803,284.09
  5. Step 5: Solve for x
    x = 179,038,110,803,284.09/15,111,598.46
  6. Step 6: Final answer
    x = 11,847,728.17

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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.