Home / 55,839,715.95-83,662,505.95-39,186,002.63

Finding the Fourth Proportional to 55,839,715.95, 83,662,505.95 and 39,186,002.63

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Solution

The fourth proportional to 55,839,715.95, 83,662,505.95 and 39,186,002.63 is: 58,710,885.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,839,715.95 : 83,662,505.95 = 39,186,002.63 : x
  2. Step 2: Convert to fraction form
    55,839,715.95/83,662,505.95 = 39,186,002.63/x
  3. Step 3: Cross multiply
    55,839,715.95x = 83,662,505.95 × 39,186,002.63
  4. Step 4: Simplify right side
    55,839,715.95x = 3,278,399,178,189,091
  5. Step 5: Solve for x
    x = 3,278,399,178,189,091/55,839,715.95
  6. Step 6: Final answer
    x = 58,710,885.66

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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.