Home / 9,302,146.08-12,834,076.50-5,431,875.36

Finding the Fourth Proportional to 9,302,146.08, 12,834,076.50 and 5,431,875.36

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Solution

The fourth proportional to 9,302,146.08, 12,834,076.50 and 5,431,875.36 is: 7,494,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302,146.08 : 12,834,076.50 = 5,431,875.36 : x
  2. Step 2: Convert to fraction form
    9,302,146.08/12,834,076.50 = 5,431,875.36/x
  3. Step 3: Cross multiply
    9,302,146.08x = 12,834,076.50 × 5,431,875.36
  4. Step 4: Simplify right side
    9,302,146.08x = 69,713,103,908,705.05
  5. Step 5: Solve for x
    x = 69,713,103,908,705.05/9,302,146.08
  6. Step 6: Final answer
    x = 7,494,303.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.