Home / 11,287,477.12-16,931,566.82-5,370,746.80

Finding the Fourth Proportional to 11,287,477.12, 16,931,566.82 and 5,370,746.80

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Solution

The fourth proportional to 11,287,477.12, 16,931,566.82 and 5,370,746.80 is: 8,056,287.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287,477.12 : 16,931,566.82 = 5,370,746.80 : x
  2. Step 2: Convert to fraction form
    11,287,477.12/16,931,566.82 = 5,370,746.80/x
  3. Step 3: Cross multiply
    11,287,477.12x = 16,931,566.82 × 5,370,746.80
  4. Step 4: Simplify right side
    11,287,477.12x = 90,935,158,317,501.17
  5. Step 5: Solve for x
    x = 90,935,158,317,501.17/11,287,477.12
  6. Step 6: Final answer
    x = 8,056,287.28

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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.