Home / 9,779,939.40-14,669,909.10-6,189,760.20

Finding the Fourth Proportional to 9,779,939.40, 14,669,909.10 and 6,189,760.20

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Solution

The fourth proportional to 9,779,939.40, 14,669,909.10 and 6,189,760.20 is: 9,284,640.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779,939.40 : 14,669,909.10 = 6,189,760.20 : x
  2. Step 2: Convert to fraction form
    9,779,939.40/14,669,909.10 = 6,189,760.20/x
  3. Step 3: Cross multiply
    9,779,939.40x = 14,669,909.10 × 6,189,760.20
  4. Step 4: Simplify right side
    9,779,939.40x = 90,803,219,484,797.83
  5. Step 5: Solve for x
    x = 90,803,219,484,797.83/9,779,939.40
  6. Step 6: Final answer
    x = 9,284,640.30

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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.