Home / 13,257,246.65-19,885,870.04-4,160,748.20

Finding the Fourth Proportional to 13,257,246.65, 19,885,870.04 and 4,160,748.20

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Solution

The fourth proportional to 13,257,246.65, 19,885,870.04 and 4,160,748.20 is: 6,241,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,257,246.65 : 19,885,870.04 = 4,160,748.20 : x
  2. Step 2: Convert to fraction form
    13,257,246.65/19,885,870.04 = 4,160,748.20/x
  3. Step 3: Cross multiply
    13,257,246.65x = 19,885,870.04 × 4,160,748.20
  4. Step 4: Simplify right side
    13,257,246.65x = 82,740,097,854,130.83
  5. Step 5: Solve for x
    x = 82,740,097,854,130.83/13,257,246.65
  6. Step 6: Final answer
    x = 6,241,122.31

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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.