Home / 14,297,101.36-19,730,199.63-7,770,728.86

Finding the Fourth Proportional to 14,297,101.36, 19,730,199.63 and 7,770,728.86

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Solution

The fourth proportional to 14,297,101.36, 19,730,199.63 and 7,770,728.86 is: 10,723,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297,101.36 : 19,730,199.63 = 7,770,728.86 : x
  2. Step 2: Convert to fraction form
    14,297,101.36/19,730,199.63 = 7,770,728.86/x
  3. Step 3: Cross multiply
    14,297,101.36x = 19,730,199.63 × 7,770,728.86
  4. Step 4: Simplify right side
    14,297,101.36x = 153,318,031,678,402.31
  5. Step 5: Solve for x
    x = 153,318,031,678,402.31/14,297,101.36
  6. Step 6: Final answer
    x = 10,723,714.40

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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.