Home / 19,286,487.04-28,934,148.90-8,358,510.97

Finding the Fourth Proportional to 19,286,487.04, 28,934,148.90 and 8,358,510.97

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Solution

The fourth proportional to 19,286,487.04, 28,934,148.90 and 8,358,510.97 is: 12,539,681.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,286,487.04 : 28,934,148.90 = 8,358,510.97 : x
  2. Step 2: Convert to fraction form
    19,286,487.04/28,934,148.90 = 8,358,510.97/x
  3. Step 3: Cross multiply
    19,286,487.04x = 28,934,148.90 × 8,358,510.97
  4. Step 4: Simplify right side
    19,286,487.04x = 241,846,400,988,263.41
  5. Step 5: Solve for x
    x = 241,846,400,988,263.41/19,286,487.04
  6. Step 6: Final answer
    x = 12,539,681.31

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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.