Home / 21,484,116.09-32,225,855.16-5,310,066.45

Finding the Fourth Proportional to 21,484,116.09, 32,225,855.16 and 5,310,066.45

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Solution

The fourth proportional to 21,484,116.09, 32,225,855.16 and 5,310,066.45 is: 7,965,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484,116.09 : 32,225,855.16 = 5,310,066.45 : x
  2. Step 2: Convert to fraction form
    21,484,116.09/32,225,855.16 = 5,310,066.45/x
  3. Step 3: Cross multiply
    21,484,116.09x = 32,225,855.16 × 5,310,066.45
  4. Step 4: Simplify right side
    21,484,116.09x = 171,121,432,307,675.38
  5. Step 5: Solve for x
    x = 171,121,432,307,675.38/21,484,116.09
  6. Step 6: Final answer
    x = 7,965,020.84

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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.