Home / 5,423,419.32-7,484,297.88-2,976,071.28

Finding the Fourth Proportional to 5,423,419.32, 7,484,297.88 and 2,976,071.28

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Solution

The fourth proportional to 5,423,419.32, 7,484,297.88 and 2,976,071.28 is: 4,106,966.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,419.32 : 7,484,297.88 = 2,976,071.28 : x
  2. Step 2: Convert to fraction form
    5,423,419.32/7,484,297.88 = 2,976,071.28/x
  3. Step 3: Cross multiply
    5,423,419.32x = 7,484,297.88 × 2,976,071.28
  4. Step 4: Simplify right side
    5,423,419.32x = 22,273,803,971,632.88
  5. Step 5: Solve for x
    x = 22,273,803,971,632.88/5,423,419.32
  6. Step 6: Final answer
    x = 4,106,966.96

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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.