Home / 14,365,384.10-19,824,650.70-7,839,434.06

Finding the Fourth Proportional to 14,365,384.10, 19,824,650.70 and 7,839,434.06

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Solution

The fourth proportional to 14,365,384.10, 19,824,650.70 and 7,839,434.06 is: 10,818,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,384.10 : 19,824,650.70 = 7,839,434.06 : x
  2. Step 2: Convert to fraction form
    14,365,384.10/19,824,650.70 = 7,839,434.06/x
  3. Step 3: Cross multiply
    14,365,384.10x = 19,824,650.70 × 7,839,434.06
  4. Step 4: Simplify right side
    14,365,384.10x = 155,414,041,925,182.81
  5. Step 5: Solve for x
    x = 155,414,041,925,182.81/14,365,384.10
  6. Step 6: Final answer
    x = 10,818,648.55

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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.