Home / 11,688,004.80-17,532,007.20-7,656,926.40

Finding the Fourth Proportional to 11,688,004.80, 17,532,007.20 and 7,656,926.40

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Solution

The fourth proportional to 11,688,004.80, 17,532,007.20 and 7,656,926.40 is: 11,485,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,004.80 : 17,532,007.20 = 7,656,926.40 : x
  2. Step 2: Convert to fraction form
    11,688,004.80/17,532,007.20 = 7,656,926.40/x
  3. Step 3: Cross multiply
    11,688,004.80x = 17,532,007.20 × 7,656,926.40
  4. Step 4: Simplify right side
    11,688,004.80x = 134,241,288,774,670.08
  5. Step 5: Solve for x
    x = 134,241,288,774,670.08/11,688,004.80
  6. Step 6: Final answer
    x = 11,485,389.60

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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.