Home / 30,095,272.20-45,156,905.10-15,734,555.40

Finding the Fourth Proportional to 30,095,272.20, 45,156,905.10 and 15,734,555.40

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Solution

The fourth proportional to 30,095,272.20, 45,156,905.10 and 15,734,555.40 is: 23,609,150.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,095,272.20 : 45,156,905.10 = 15,734,555.40 : x
  2. Step 2: Convert to fraction form
    30,095,272.20/45,156,905.10 = 15,734,555.40/x
  3. Step 3: Cross multiply
    30,095,272.20x = 45,156,905.10 × 15,734,555.40
  4. Step 4: Simplify right side
    30,095,272.20x = 710,523,824,988,492.62
  5. Step 5: Solve for x
    x = 710,523,824,988,492.62/30,095,272.20
  6. Step 6: Final answer
    x = 23,609,150.97

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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.