Home / 8,584,309-12,887,389.73-5,564,312.29

Finding the Fourth Proportional to 8,584,309, 12,887,389.73 and 5,564,312.29

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Solution

The fourth proportional to 8,584,309, 12,887,389.73 and 5,564,312.29 is: 8,353,550.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584,309 : 12,887,389.73 = 5,564,312.29 : x
  2. Step 2: Convert to fraction form
    8,584,309/12,887,389.73 = 5,564,312.29/x
  3. Step 3: Cross multiply
    8,584,309x = 12,887,389.73 × 5,564,312.29
  4. Step 4: Simplify right side
    8,584,309x = 71,709,461,060,658.78
  5. Step 5: Solve for x
    x = 71,709,461,060,658.78/8,584,309
  6. Step 6: Final answer
    x = 8,353,550.77

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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.