Home / 42,585,045.84-63,895,868.28-13,839,990.48

Finding the Fourth Proportional to 42,585,045.84, 63,895,868.28 and 13,839,990.48

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Solution

The fourth proportional to 42,585,045.84, 63,895,868.28 and 13,839,990.48 is: 20,765,933.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,585,045.84 : 63,895,868.28 = 13,839,990.48 : x
  2. Step 2: Convert to fraction form
    42,585,045.84/63,895,868.28 = 13,839,990.48/x
  3. Step 3: Cross multiply
    42,585,045.84x = 63,895,868.28 × 13,839,990.48
  4. Step 4: Simplify right side
    42,585,045.84x = 884,318,208,706,534
  5. Step 5: Solve for x
    x = 884,318,208,706,534/42,585,045.84
  6. Step 6: Final answer
    x = 20,765,933.00

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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.