Home / 30,154,438.81-41,613,094.07-16,403,370.13

Finding the Fourth Proportional to 30,154,438.81, 41,613,094.07 and 16,403,370.13

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Solution

The fourth proportional to 30,154,438.81, 41,613,094.07 and 16,403,370.13 is: 22,636,633.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154,438.81 : 41,613,094.07 = 16,403,370.13 : x
  2. Step 2: Convert to fraction form
    30,154,438.81/41,613,094.07 = 16,403,370.13/x
  3. Step 3: Cross multiply
    30,154,438.81x = 41,613,094.07 × 16,403,370.13
  4. Step 4: Simplify right side
    30,154,438.81x = 682,594,984,202,701.25
  5. Step 5: Solve for x
    x = 682,594,984,202,701.25/30,154,438.81
  6. Step 6: Final answer
    x = 22,636,633.65

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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.