Home / 15,769,730.40-21,762,184.80-8,800,333.32

Finding the Fourth Proportional to 15,769,730.40, 21,762,184.80 and 8,800,333.32

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Solution

The fourth proportional to 15,769,730.40, 21,762,184.80 and 8,800,333.32 is: 12,144,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769,730.40 : 21,762,184.80 = 8,800,333.32 : x
  2. Step 2: Convert to fraction form
    15,769,730.40/21,762,184.80 = 8,800,333.32/x
  3. Step 3: Cross multiply
    15,769,730.40x = 21,762,184.80 × 8,800,333.32
  4. Step 4: Simplify right side
    15,769,730.40x = 191,514,480,011,437.56
  5. Step 5: Solve for x
    x = 191,514,480,011,437.56/15,769,730.40
  6. Step 6: Final answer
    x = 12,144,435.90

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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.