Home / 5,184,003.60-7,776,005.40-4,638,128.40

Finding the Fourth Proportional to 5,184,003.60, 7,776,005.40 and 4,638,128.40

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Solution

The fourth proportional to 5,184,003.60, 7,776,005.40 and 4,638,128.40 is: 6,957,192.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,003.60 : 7,776,005.40 = 4,638,128.40 : x
  2. Step 2: Convert to fraction form
    5,184,003.60/7,776,005.40 = 4,638,128.40/x
  3. Step 3: Cross multiply
    5,184,003.60x = 7,776,005.40 × 4,638,128.40
  4. Step 4: Simplify right side
    5,184,003.60x = 36,066,111,484,293.37
  5. Step 5: Solve for x
    x = 36,066,111,484,293.37/5,184,003.60
  6. Step 6: Final answer
    x = 6,957,192.60

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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.