Home / 30,767,953.10-46,152,007.82-12,572,148.31

Finding the Fourth Proportional to 30,767,953.10, 46,152,007.82 and 12,572,148.31

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Solution

The fourth proportional to 30,767,953.10, 46,152,007.82 and 12,572,148.31 is: 18,858,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,767,953.10 : 46,152,007.82 = 12,572,148.31 : x
  2. Step 2: Convert to fraction form
    30,767,953.10/46,152,007.82 = 12,572,148.31/x
  3. Step 3: Cross multiply
    30,767,953.10x = 46,152,007.82 × 12,572,148.31
  4. Step 4: Simplify right side
    30,767,953.10x = 580,229,886,986,224.50
  5. Step 5: Solve for x
    x = 580,229,886,986,224.50/30,767,953.10
  6. Step 6: Final answer
    x = 18,858,254.40

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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.