Home / 12,112,798.73-16,715,585.45-6,885,807.17

Finding the Fourth Proportional to 12,112,798.73, 16,715,585.45 and 6,885,807.17

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Solution

The fourth proportional to 12,112,798.73, 16,715,585.45 and 6,885,807.17 is: 9,502,370.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,112,798.73 : 16,715,585.45 = 6,885,807.17 : x
  2. Step 2: Convert to fraction form
    12,112,798.73/16,715,585.45 = 6,885,807.17/x
  3. Step 3: Cross multiply
    12,112,798.73x = 16,715,585.45 × 6,885,807.17
  4. Step 4: Simplify right side
    12,112,798.73x = 115,100,298,075,994.27
  5. Step 5: Solve for x
    x = 115,100,298,075,994.27/12,112,798.73
  6. Step 6: Final answer
    x = 9,502,370.24

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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.