Home / 30,523,036.70-45,784,555.05-11,349,826.40

Finding the Fourth Proportional to 30,523,036.70, 45,784,555.05 and 11,349,826.40

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Solution

The fourth proportional to 30,523,036.70, 45,784,555.05 and 11,349,826.40 is: 17,024,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,523,036.70 : 45,784,555.05 = 11,349,826.40 : x
  2. Step 2: Convert to fraction form
    30,523,036.70/45,784,555.05 = 11,349,826.40/x
  3. Step 3: Cross multiply
    30,523,036.70x = 45,784,555.05 × 11,349,826.40
  4. Step 4: Simplify right side
    30,523,036.70x = 519,646,751,618,743.31
  5. Step 5: Solve for x
    x = 519,646,751,618,743.31/30,523,036.70
  6. Step 6: Final answer
    x = 17,024,739.60

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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.