Home / 10,881,685.60-16,322,528.40-9,621,973.60

Finding the Fourth Proportional to 10,881,685.60, 16,322,528.40 and 9,621,973.60

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Solution

The fourth proportional to 10,881,685.60, 16,322,528.40 and 9,621,973.60 is: 14,432,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881,685.60 : 16,322,528.40 = 9,621,973.60 : x
  2. Step 2: Convert to fraction form
    10,881,685.60/16,322,528.40 = 9,621,973.60/x
  3. Step 3: Cross multiply
    10,881,685.60x = 16,322,528.40 × 9,621,973.60
  4. Step 4: Simplify right side
    10,881,685.60x = 157,054,937,350,050.25
  5. Step 5: Solve for x
    x = 157,054,937,350,050.25/10,881,685.60
  6. Step 6: Final answer
    x = 14,432,960.40

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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.