Home / 18,684,026.22-28,038,548.28-7,754,224.95

Finding the Fourth Proportional to 18,684,026.22, 28,038,548.28 and 7,754,224.95

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Solution

The fourth proportional to 18,684,026.22, 28,038,548.28 and 7,754,224.95 is: 11,636,528.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,684,026.22 : 28,038,548.28 = 7,754,224.95 : x
  2. Step 2: Convert to fraction form
    18,684,026.22/28,038,548.28 = 7,754,224.95/x
  3. Step 3: Cross multiply
    18,684,026.22x = 28,038,548.28 × 7,754,224.95
  4. Step 4: Simplify right side
    18,684,026.22x = 217,417,210,634,555.59
  5. Step 5: Solve for x
    x = 217,417,210,634,555.59/18,684,026.22
  6. Step 6: Final answer
    x = 11,636,528.88

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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.