Home / 14,357,355.66-19,813,384.41-7,830,983.46

Finding the Fourth Proportional to 14,357,355.66, 19,813,384.41 and 7,830,983.46

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Solution

The fourth proportional to 14,357,355.66, 19,813,384.41 and 7,830,983.46 is: 10,806,884.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357,355.66 : 19,813,384.41 = 7,830,983.46 : x
  2. Step 2: Convert to fraction form
    14,357,355.66/19,813,384.41 = 7,830,983.46/x
  3. Step 3: Cross multiply
    14,357,355.66x = 19,813,384.41 × 7,830,983.46
  4. Step 4: Simplify right side
    14,357,355.66x = 155,158,285,601,331.84
  5. Step 5: Solve for x
    x = 155,158,285,601,331.84/14,357,355.66
  6. Step 6: Final answer
    x = 10,806,884.59

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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.