Home / 10,793,423.60-16,169,140.20-6,520,900.40

Finding the Fourth Proportional to 10,793,423.60, 16,169,140.20 and 6,520,900.40

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Solution

The fourth proportional to 10,793,423.60, 16,169,140.20 and 6,520,900.40 is: 9,768,666.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,793,423.60 : 16,169,140.20 = 6,520,900.40 : x
  2. Step 2: Convert to fraction form
    10,793,423.60/16,169,140.20 = 6,520,900.40/x
  3. Step 3: Cross multiply
    10,793,423.60x = 16,169,140.20 × 6,520,900.40
  4. Step 4: Simplify right side
    10,793,423.60x = 105,437,352,797,836.08
  5. Step 5: Solve for x
    x = 105,437,352,797,836.08/10,793,423.60
  6. Step 6: Final answer
    x = 9,768,666.25

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1.5x scale

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.