Home / 28,388,001.40-42,582,002.10-16,406,740.60

Finding the Fourth Proportional to 28,388,001.40, 42,582,002.10 and 16,406,740.60

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Solution

The fourth proportional to 28,388,001.40, 42,582,002.10 and 16,406,740.60 is: 24,610,110.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,388,001.40 : 42,582,002.10 = 16,406,740.60 : x
  2. Step 2: Convert to fraction form
    28,388,001.40/42,582,002.10 = 16,406,740.60/x
  3. Step 3: Cross multiply
    28,388,001.40x = 42,582,002.10 × 16,406,740.60
  4. Step 4: Simplify right side
    28,388,001.40x = 698,631,862,683,355.25
  5. Step 5: Solve for x
    x = 698,631,862,683,355.25/28,388,001.40
  6. Step 6: Final answer
    x = 24,610,110.90

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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.