Home / 19,711,889.10-29,526,590.27-15,852,851.87

Finding the Fourth Proportional to 19,711,889.10, 29,526,590.27 and 15,852,851.87

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Solution

The fourth proportional to 19,711,889.10, 29,526,590.27 and 15,852,851.87 is: 23,746,108.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711,889.10 : 29,526,590.27 = 15,852,851.87 : x
  2. Step 2: Convert to fraction form
    19,711,889.10/29,526,590.27 = 15,852,851.87/x
  3. Step 3: Cross multiply
    19,711,889.10x = 29,526,590.27 × 15,852,851.87
  4. Step 4: Simplify right side
    19,711,889.10x = 468,080,661,668,492.50
  5. Step 5: Solve for x
    x = 468,080,661,668,492.50/19,711,889.10
  6. Step 6: Final answer
    x = 23,746,108.72

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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.