Home / 36,470,810.89-54,618,547.01-20,861,330.07

Finding the Fourth Proportional to 36,470,810.89, 54,618,547.01 and 20,861,330.07

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Solution

The fourth proportional to 36,470,810.89, 54,618,547.01 and 20,861,330.07 is: 31,241,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,470,810.89 : 54,618,547.01 = 20,861,330.07 : x
  2. Step 2: Convert to fraction form
    36,470,810.89/54,618,547.01 = 20,861,330.07/x
  3. Step 3: Cross multiply
    36,470,810.89x = 54,618,547.01 × 20,861,330.07
  4. Step 4: Simplify right side
    36,470,810.89x = 1,139,415,537,119,421.50
  5. Step 5: Solve for x
    x = 1,139,415,537,119,421.50/36,470,810.89
  6. Step 6: Final answer
    x = 31,241,848.19

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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.