Home / 28,350,992.80-42,547,484.40-11,323,885.60

Finding the Fourth Proportional to 28,350,992.80, 42,547,484.40 and 11,323,885.60

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Solution

The fourth proportional to 28,350,992.80, 42,547,484.40 and 11,323,885.60 is: 16,994,214.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,350,992.80 : 42,547,484.40 = 11,323,885.60 : x
  2. Step 2: Convert to fraction form
    28,350,992.80/42,547,484.40 = 11,323,885.60/x
  3. Step 3: Cross multiply
    28,350,992.80x = 42,547,484.40 × 11,323,885.60
  4. Step 4: Simplify right side
    28,350,992.80x = 481,802,845,913,384.62
  5. Step 5: Solve for x
    x = 481,802,845,913,384.62/28,350,992.80
  6. Step 6: Final answer
    x = 16,994,214.25

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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.