Home / 30,154,441.81-41,613,098.20-16,403,373.13

Finding the Fourth Proportional to 30,154,441.81, 41,613,098.20 and 16,403,373.13

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Solution

The fourth proportional to 30,154,441.81, 41,613,098.20 and 16,403,373.13 is: 22,636,637.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154,441.81 : 41,613,098.20 = 16,403,373.13 : x
  2. Step 2: Convert to fraction form
    30,154,441.81/41,613,098.20 = 16,403,373.13/x
  3. Step 3: Cross multiply
    30,154,441.81x = 41,613,098.20 × 16,403,373.13
  4. Step 4: Simplify right side
    30,154,441.81x = 682,595,176,869,931.50
  5. Step 5: Solve for x
    x = 682,595,176,869,931.50/30,154,441.81
  6. Step 6: Final answer
    x = 22,636,637.79

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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.