Home / 13,013,555.80-19,506,336.90-4,923,405.40

Finding the Fourth Proportional to 13,013,555.80, 19,506,336.90 and 4,923,405.40

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Solution

The fourth proportional to 13,013,555.80, 19,506,336.90 and 4,923,405.40 is: 7,379,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013,555.80 : 19,506,336.90 = 4,923,405.40 : x
  2. Step 2: Convert to fraction form
    13,013,555.80/19,506,336.90 = 4,923,405.40/x
  3. Step 3: Cross multiply
    13,013,555.80x = 19,506,336.90 × 4,923,405.40
  4. Step 4: Simplify right side
    13,013,555.80x = 96,037,604,427,679.27
  5. Step 5: Solve for x
    x = 96,037,604,427,679.27/13,013,555.80
  6. Step 6: Final answer
    x = 7,379,812.70

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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.