Home / 6,913,222.80-10,369,834.20-4,390,688.40

Finding the Fourth Proportional to 6,913,222.80, 10,369,834.20 and 4,390,688.40

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Solution

The fourth proportional to 6,913,222.80, 10,369,834.20 and 4,390,688.40 is: 6,586,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913,222.80 : 10,369,834.20 = 4,390,688.40 : x
  2. Step 2: Convert to fraction form
    6,913,222.80/10,369,834.20 = 4,390,688.40/x
  3. Step 3: Cross multiply
    6,913,222.80x = 10,369,834.20 × 4,390,688.40
  4. Step 4: Simplify right side
    6,913,222.80x = 45,530,710,731,863.28
  5. Step 5: Solve for x
    x = 45,530,710,731,863.28/6,913,222.80
  6. Step 6: Final answer
    x = 6,586,032.60

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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.