Home / 55,358,555.30-76,397,127.21-31,837,110.40

Finding the Fourth Proportional to 55,358,555.30, 76,397,127.21 and 31,837,110.40

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Solution

The fourth proportional to 55,358,555.30, 76,397,127.21 and 31,837,110.40 is: 43,936,547.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,358,555.30 : 76,397,127.21 = 31,837,110.40 : x
  2. Step 2: Convert to fraction form
    55,358,555.30/76,397,127.21 = 31,837,110.40/x
  3. Step 3: Cross multiply
    55,358,555.30x = 76,397,127.21 × 31,837,110.40
  4. Step 4: Simplify right side
    55,358,555.30x = 2,432,263,773,436,632
  5. Step 5: Solve for x
    x = 2,432,263,773,436,632/55,358,555.30
  6. Step 6: Final answer
    x = 43,936,547.12

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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.