Home / 15,484,410.36-21,362,348.70-8,956,827.72

Finding the Fourth Proportional to 15,484,410.36, 21,362,348.70 and 8,956,827.72

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Solution

The fourth proportional to 15,484,410.36, 21,362,348.70 and 8,956,827.72 is: 12,356,872.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,484,410.36 : 21,362,348.70 = 8,956,827.72 : x
  2. Step 2: Convert to fraction form
    15,484,410.36/21,362,348.70 = 8,956,827.72/x
  3. Step 3: Cross multiply
    15,484,410.36x = 21,362,348.70 × 8,956,827.72
  4. Step 4: Simplify right side
    15,484,410.36x = 191,338,877,000,465.97
  5. Step 5: Solve for x
    x = 191,338,877,000,465.97/15,484,410.36
  6. Step 6: Final answer
    x = 12,356,872.01

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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.