Home / 11,157,368.58-16,728,412.14-5,681,864.16

Finding the Fourth Proportional to 11,157,368.58, 16,728,412.14 and 5,681,864.16

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Solution

The fourth proportional to 11,157,368.58, 16,728,412.14 and 5,681,864.16 is: 8,518,905.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157,368.58 : 16,728,412.14 = 5,681,864.16 : x
  2. Step 2: Convert to fraction form
    11,157,368.58/16,728,412.14 = 5,681,864.16/x
  3. Step 3: Cross multiply
    11,157,368.58x = 16,728,412.14 × 5,681,864.16
  4. Step 4: Simplify right side
    11,157,368.58x = 95,048,565,391,974.91
  5. Step 5: Solve for x
    x = 95,048,565,391,974.91/11,157,368.58
  6. Step 6: Final answer
    x = 8,518,905.22

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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.