Home / 14,968,965.84-20,657,131.65-8,353,483.56

Finding the Fourth Proportional to 14,968,965.84, 20,657,131.65 and 8,353,483.56

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Solution

The fourth proportional to 14,968,965.84, 20,657,131.65 and 8,353,483.56 is: 11,527,784.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,968,965.84 : 20,657,131.65 = 8,353,483.56 : x
  2. Step 2: Convert to fraction form
    14,968,965.84/20,657,131.65 = 8,353,483.56/x
  3. Step 3: Cross multiply
    14,968,965.84x = 20,657,131.65 × 8,353,483.56
  4. Step 4: Simplify right side
    14,968,965.84x = 172,559,009,635,030.66
  5. Step 5: Solve for x
    x = 172,559,009,635,030.66/14,968,965.84
  6. Step 6: Final answer
    x = 11,527,784.32

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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.