Home / 9,487,728-14,216,688.96-7,334,030.40

Finding the Fourth Proportional to 9,487,728, 14,216,688.96 and 7,334,030.40

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Solution

The fourth proportional to 9,487,728, 14,216,688.96 and 7,334,030.40 is: 10,989,525.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487,728 : 14,216,688.96 = 7,334,030.40 : x
  2. Step 2: Convert to fraction form
    9,487,728/14,216,688.96 = 7,334,030.40/x
  3. Step 3: Cross multiply
    9,487,728x = 14,216,688.96 × 7,334,030.40
  4. Step 4: Simplify right side
    9,487,728x = 104,265,629,019,984.39
  5. Step 5: Solve for x
    x = 104,265,629,019,984.39/9,487,728
  6. Step 6: Final answer
    x = 10,989,525.52

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1.5x scale

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.