Home / 28,140,011.01-42,213,421.08-9,940,482.27

Finding the Fourth Proportional to 28,140,011.01, 42,213,421.08 and 9,940,482.27

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Solution

The fourth proportional to 28,140,011.01, 42,213,421.08 and 9,940,482.27 is: 14,911,926.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,140,011.01 : 42,213,421.08 = 9,940,482.27 : x
  2. Step 2: Convert to fraction form
    28,140,011.01/42,213,421.08 = 9,940,482.27/x
  3. Step 3: Cross multiply
    28,140,011.01x = 42,213,421.08 × 9,940,482.27
  4. Step 4: Simplify right side
    28,140,011.01x = 419,621,763,801,784.19
  5. Step 5: Solve for x
    x = 419,621,763,801,784.19/28,140,011.01
  6. Step 6: Final answer
    x = 14,911,926.07

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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.