Home / 30,651,617.76-45,925,397.52-18,495,539.52

Finding the Fourth Proportional to 30,651,617.76, 45,925,397.52 and 18,495,539.52

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Solution

The fourth proportional to 30,651,617.76, 45,925,397.52 and 18,495,539.52 is: 27,711,914.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,651,617.76 : 45,925,397.52 = 18,495,539.52 : x
  2. Step 2: Convert to fraction form
    30,651,617.76/45,925,397.52 = 18,495,539.52/x
  3. Step 3: Cross multiply
    30,651,617.76x = 45,925,397.52 × 18,495,539.52
  4. Step 4: Simplify right side
    30,651,617.76x = 849,415,004,802,870
  5. Step 5: Solve for x
    x = 849,415,004,802,870/30,651,617.76
  6. Step 6: Final answer
    x = 27,711,914.31

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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.