Home / 7,144,533.18-10,662,808.02-6,455,009.74

Finding the Fourth Proportional to 7,144,533.18, 10,662,808.02 and 6,455,009.74

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Solution

The fourth proportional to 7,144,533.18, 10,662,808.02 and 6,455,009.74 is: 9,633,733.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,144,533.18 : 10,662,808.02 = 6,455,009.74 : x
  2. Step 2: Convert to fraction form
    7,144,533.18/10,662,808.02 = 6,455,009.74/x
  3. Step 3: Cross multiply
    7,144,533.18x = 10,662,808.02 × 6,455,009.74
  4. Step 4: Simplify right side
    7,144,533.18x = 68,828,529,624,850.12
  5. Step 5: Solve for x
    x = 68,828,529,624,850.12/7,144,533.18
  6. Step 6: Final answer
    x = 9,633,733.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.