Home / 7,743,946.95-10,697,574.81-6,205,428.90

Finding the Fourth Proportional to 7,743,946.95, 10,697,574.81 and 6,205,428.90

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Solution

The fourth proportional to 7,743,946.95, 10,697,574.81 and 6,205,428.90 is: 8,572,248.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743,946.95 : 10,697,574.81 = 6,205,428.90 : x
  2. Step 2: Convert to fraction form
    7,743,946.95/10,697,574.81 = 6,205,428.90/x
  3. Step 3: Cross multiply
    7,743,946.95x = 10,697,574.81 × 6,205,428.90
  4. Step 4: Simplify right side
    7,743,946.95x = 66,383,039,885,886.02
  5. Step 5: Solve for x
    x = 66,383,039,885,886.02/7,743,946.95
  6. Step 6: Final answer
    x = 8,572,248.79

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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.