Home / 66,323,888.64-91,527,329.42-38,463,117.56

Finding the Fourth Proportional to 66,323,888.64, 91,527,329.42 and 38,463,117.56

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Solution

The fourth proportional to 66,323,888.64, 91,527,329.42 and 38,463,117.56 is: 53,079,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,323,888.64 : 91,527,329.42 = 38,463,117.56 : x
  2. Step 2: Convert to fraction form
    66,323,888.64/91,527,329.42 = 38,463,117.56/x
  3. Step 3: Cross multiply
    66,323,888.64x = 91,527,329.42 × 38,463,117.56
  4. Step 4: Simplify right side
    66,323,888.64x = 3,520,426,431,434,307
  5. Step 5: Solve for x
    x = 3,520,426,431,434,307/66,323,888.64
  6. Step 6: Final answer
    x = 53,079,312.80

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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.