Home / 30,112,354.64-41,554,451.04-16,361,417.18

Finding the Fourth Proportional to 30,112,354.64, 41,554,451.04 and 16,361,417.18

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Solution

The fourth proportional to 30,112,354.64, 41,554,451.04 and 16,361,417.18 is: 22,578,430.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,112,354.64 : 41,554,451.04 = 16,361,417.18 : x
  2. Step 2: Convert to fraction form
    30,112,354.64/41,554,451.04 = 16,361,417.18/x
  3. Step 3: Cross multiply
    30,112,354.64x = 41,554,451.04 × 16,361,417.18
  4. Step 4: Simplify right side
    30,112,354.64x = 679,889,709,151,324.88
  5. Step 5: Solve for x
    x = 679,889,709,151,324.88/30,112,354.64
  6. Step 6: Final answer
    x = 22,578,430.59

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1.5x scale

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.