Home / 72,423,106.14-99,946,516.74-41,489,254.74

Finding the Fourth Proportional to 72,423,106.14, 99,946,516.74 and 41,489,254.74

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Solution

The fourth proportional to 72,423,106.14, 99,946,516.74 and 41,489,254.74 is: 57,256,678.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,423,106.14 : 99,946,516.74 = 41,489,254.74 : x
  2. Step 2: Convert to fraction form
    72,423,106.14/99,946,516.74 = 41,489,254.74/x
  3. Step 3: Cross multiply
    72,423,106.14x = 99,946,516.74 × 41,489,254.74
  4. Step 4: Simplify right side
    72,423,106.14x = 4,146,706,493,401,534.50
  5. Step 5: Solve for x
    x = 4,146,706,493,401,534.50/72,423,106.14
  6. Step 6: Final answer
    x = 57,256,678.35

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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.