Home / 30,767,953.40-46,152,008.28-12,572,148.62

Finding the Fourth Proportional to 30,767,953.40, 46,152,008.28 and 12,572,148.62

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Solution

The fourth proportional to 30,767,953.40, 46,152,008.28 and 12,572,148.62 is: 18,858,254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,767,953.40 : 46,152,008.28 = 12,572,148.62 : x
  2. Step 2: Convert to fraction form
    30,767,953.40/46,152,008.28 = 12,572,148.62/x
  3. Step 3: Cross multiply
    30,767,953.40x = 46,152,008.28 × 12,572,148.62
  4. Step 4: Simplify right side
    30,767,953.40x = 580,229,907,207,630.50
  5. Step 5: Solve for x
    x = 580,229,907,207,630.50/30,767,953.40
  6. Step 6: Final answer
    x = 18,858,254.88

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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.