Home / 10,179,235.02-14,042,662.13-9,018,865.67

Finding the Fourth Proportional to 10,179,235.02, 14,042,662.13 and 9,018,865.67

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Solution

The fourth proportional to 10,179,235.02, 14,042,662.13 and 9,018,865.67 is: 12,441,886.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179,235.02 : 14,042,662.13 = 9,018,865.67 : x
  2. Step 2: Convert to fraction form
    10,179,235.02/14,042,662.13 = 9,018,865.67/x
  3. Step 3: Cross multiply
    10,179,235.02x = 14,042,662.13 × 9,018,865.67
  4. Step 4: Simplify right side
    10,179,235.02x = 126,648,883,284,358.42
  5. Step 5: Solve for x
    x = 126,648,883,284,358.42/10,179,235.02
  6. Step 6: Final answer
    x = 12,441,886.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.