Home / 11,011,182.80-16,516,774.20-7,184,807.60

Finding the Fourth Proportional to 11,011,182.80, 16,516,774.20 and 7,184,807.60

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Solution

The fourth proportional to 11,011,182.80, 16,516,774.20 and 7,184,807.60 is: 10,777,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011,182.80 : 16,516,774.20 = 7,184,807.60 : x
  2. Step 2: Convert to fraction form
    11,011,182.80/16,516,774.20 = 7,184,807.60/x
  3. Step 3: Cross multiply
    11,011,182.80x = 16,516,774.20 × 7,184,807.60
  4. Step 4: Simplify right side
    11,011,182.80x = 118,669,844,799,643.91
  5. Step 5: Solve for x
    x = 118,669,844,799,643.91/11,011,182.80
  6. Step 6: Final answer
    x = 10,777,211.40

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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.