Home / 19,323,607.98-28,990,157.76-9,612,803.10

Finding the Fourth Proportional to 19,323,607.98, 28,990,157.76 and 9,612,803.10

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Solution

The fourth proportional to 19,323,607.98, 28,990,157.76 and 9,612,803.10 is: 14,421,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323,607.98 : 28,990,157.76 = 9,612,803.10 : x
  2. Step 2: Convert to fraction form
    19,323,607.98/28,990,157.76 = 9,612,803.10/x
  3. Step 3: Cross multiply
    19,323,607.98x = 28,990,157.76 × 9,612,803.10
  4. Step 4: Simplify right side
    19,323,607.98x = 278,676,678,384,817.06
  5. Step 5: Solve for x
    x = 278,676,678,384,817.06/19,323,607.98
  6. Step 6: Final answer
    x = 14,421,565.51

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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.