Home / 7,803,001.40-11,704,502.10-5,409,548.60

Finding the Fourth Proportional to 7,803,001.40, 11,704,502.10 and 5,409,548.60

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Solution

The fourth proportional to 7,803,001.40, 11,704,502.10 and 5,409,548.60 is: 8,114,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803,001.40 : 11,704,502.10 = 5,409,548.60 : x
  2. Step 2: Convert to fraction form
    7,803,001.40/11,704,502.10 = 5,409,548.60/x
  3. Step 3: Cross multiply
    7,803,001.40x = 11,704,502.10 × 5,409,548.60
  4. Step 4: Simplify right side
    7,803,001.40x = 63,316,072,948,752.05
  5. Step 5: Solve for x
    x = 63,316,072,948,752.05/7,803,001.40
  6. Step 6: Final answer
    x = 8,114,322.90

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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.