Home / 15,779,223.20-23,668,834.80-6,189,665.60

Finding the Fourth Proportional to 15,779,223.20, 23,668,834.80 and 6,189,665.60

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Solution

The fourth proportional to 15,779,223.20, 23,668,834.80 and 6,189,665.60 is: 9,284,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,223.20 : 23,668,834.80 = 6,189,665.60 : x
  2. Step 2: Convert to fraction form
    15,779,223.20/23,668,834.80 = 6,189,665.60/x
  3. Step 3: Cross multiply
    15,779,223.20x = 23,668,834.80 × 6,189,665.60
  4. Step 4: Simplify right side
    15,779,223.20x = 146,502,172,553,642.88
  5. Step 5: Solve for x
    x = 146,502,172,553,642.88/15,779,223.20
  6. Step 6: Final answer
    x = 9,284,498.40

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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.