Home / 51,842,322.40-71,541,018.84-28,636,949.92

Finding the Fourth Proportional to 51,842,322.40, 71,541,018.84 and 28,636,949.92

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Solution

The fourth proportional to 51,842,322.40, 71,541,018.84 and 28,636,949.92 is: 39,518,225.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,842,322.40 : 71,541,018.84 = 28,636,949.92 : x
  2. Step 2: Convert to fraction form
    51,842,322.40/71,541,018.84 = 28,636,949.92/x
  3. Step 3: Cross multiply
    51,842,322.40x = 71,541,018.84 × 28,636,949.92
  4. Step 4: Simplify right side
    51,842,322.40x = 2,048,716,573,746,856.75
  5. Step 5: Solve for x
    x = 2,048,716,573,746,856.75/51,842,322.40
  6. Step 6: Final answer
    x = 39,518,225.24

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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.