Home / 30,097,354.17-41,547,031.62-20,321,026.77

Finding the Fourth Proportional to 30,097,354.17, 41,547,031.62 and 20,321,026.77

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Solution

The fourth proportional to 30,097,354.17, 41,547,031.62 and 20,321,026.77 is: 28,051,580.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,097,354.17 : 41,547,031.62 = 20,321,026.77 : x
  2. Step 2: Convert to fraction form
    30,097,354.17/41,547,031.62 = 20,321,026.77/x
  3. Step 3: Cross multiply
    30,097,354.17x = 41,547,031.62 × 20,321,026.77
  4. Step 4: Simplify right side
    30,097,354.17x = 844,278,341,764,056.38
  5. Step 5: Solve for x
    x = 844,278,341,764,056.38/30,097,354.17
  6. Step 6: Final answer
    x = 28,051,580.12

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Double scale
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1.5x scale

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.