Home / 7,785,807.40-11,675,211.90-2,991,903.40

Finding the Fourth Proportional to 7,785,807.40, 11,675,211.90 and 2,991,903.40

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Solution

The fourth proportional to 7,785,807.40, 11,675,211.90 and 2,991,903.40 is: 4,486,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785,807.40 : 11,675,211.90 = 2,991,903.40 : x
  2. Step 2: Convert to fraction form
    7,785,807.40/11,675,211.90 = 2,991,903.40/x
  3. Step 3: Cross multiply
    7,785,807.40x = 11,675,211.90 × 2,991,903.40
  4. Step 4: Simplify right side
    7,785,807.40x = 34,931,106,179,330.46
  5. Step 5: Solve for x
    x = 34,931,106,179,330.46/7,785,807.40
  6. Step 6: Final answer
    x = 4,486,510.44

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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.