Home / 15,119,512.48-20,865,271.44-8,592,113.44

Finding the Fourth Proportional to 15,119,512.48, 20,865,271.44 and 8,592,113.44

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Solution

The fourth proportional to 15,119,512.48, 20,865,271.44 and 8,592,113.44 is: 11,857,312.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119,512.48 : 20,865,271.44 = 8,592,113.44 : x
  2. Step 2: Convert to fraction form
    15,119,512.48/20,865,271.44 = 8,592,113.44/x
  3. Step 3: Cross multiply
    15,119,512.48x = 20,865,271.44 × 8,592,113.44
  4. Step 4: Simplify right side
    15,119,512.48x = 179,276,779,168,872.16
  5. Step 5: Solve for x
    x = 179,276,779,168,872.16/15,119,512.48
  6. Step 6: Final answer
    x = 11,857,312.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.