Home / 14,365,416.30-19,824,695.14-7,839,466.32

Finding the Fourth Proportional to 14,365,416.30, 19,824,695.14 and 7,839,466.32

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Solution

The fourth proportional to 14,365,416.30, 19,824,695.14 and 7,839,466.32 is: 10,818,693.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,416.30 : 19,824,695.14 = 7,839,466.32 : x
  2. Step 2: Convert to fraction form
    14,365,416.30/19,824,695.14 = 7,839,466.32/x
  3. Step 3: Cross multiply
    14,365,416.30x = 19,824,695.14 × 7,839,466.32
  4. Step 4: Simplify right side
    14,365,416.30x = 155,415,029,854,297.69
  5. Step 5: Solve for x
    x = 155,415,029,854,297.69/14,365,416.30
  6. Step 6: Final answer
    x = 10,818,693.08

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1.5x scale

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.