Home / 14,106,009.24-21,158,921.28-3,870,068.40

Finding the Fourth Proportional to 14,106,009.24, 21,158,921.28 and 3,870,068.40

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Solution

The fourth proportional to 14,106,009.24, 21,158,921.28 and 3,870,068.40 is: 5,805,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106,009.24 : 21,158,921.28 = 3,870,068.40 : x
  2. Step 2: Convert to fraction form
    14,106,009.24/21,158,921.28 = 3,870,068.40/x
  3. Step 3: Cross multiply
    14,106,009.24x = 21,158,921.28 × 3,870,068.40
  4. Step 4: Simplify right side
    14,106,009.24x = 81,886,472,623,815.55
  5. Step 5: Solve for x
    x = 81,886,472,623,815.55/14,106,009.24
  6. Step 6: Final answer
    x = 5,805,077.20

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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.