Home / 13,143,323.60-19,700,239.80-5,569,000.40

Finding the Fourth Proportional to 13,143,323.60, 19,700,239.80 and 5,569,000.40

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Solution

The fourth proportional to 13,143,323.60, 19,700,239.80 and 5,569,000.40 is: 8,347,252.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,143,323.60 : 19,700,239.80 = 5,569,000.40 : x
  2. Step 2: Convert to fraction form
    13,143,323.60/19,700,239.80 = 5,569,000.40/x
  3. Step 3: Cross multiply
    13,143,323.60x = 19,700,239.80 × 5,569,000.40
  4. Step 4: Simplify right side
    13,143,323.60x = 109,710,643,326,295.94
  5. Step 5: Solve for x
    x = 109,710,643,326,295.94/13,143,323.60
  6. Step 6: Final answer
    x = 8,347,252.69

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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.