Home / 15,600,531-23,381,630.69-8,762,730.65

Finding the Fourth Proportional to 15,600,531, 23,381,630.69 and 8,762,730.65

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Solution

The fourth proportional to 15,600,531, 23,381,630.69 and 8,762,730.65 is: 13,133,330.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600,531 : 23,381,630.69 = 8,762,730.65 : x
  2. Step 2: Convert to fraction form
    15,600,531/23,381,630.69 = 8,762,730.65/x
  3. Step 3: Cross multiply
    15,600,531x = 23,381,630.69 × 8,762,730.65
  4. Step 4: Simplify right side
    15,600,531x = 204,886,931,733,521.81
  5. Step 5: Solve for x
    x = 204,886,931,733,521.81/15,600,531
  6. Step 6: Final answer
    x = 13,133,330.64

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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.