Home / 7,882,730.24-10,878,484.12-4,398,373.36

Finding the Fourth Proportional to 7,882,730.24, 10,878,484.12 and 4,398,373.36

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Solution

The fourth proportional to 7,882,730.24, 10,878,484.12 and 4,398,373.36 is: 6,069,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,730.24 : 10,878,484.12 = 4,398,373.36 : x
  2. Step 2: Convert to fraction form
    7,882,730.24/10,878,484.12 = 4,398,373.36/x
  3. Step 3: Cross multiply
    7,882,730.24x = 10,878,484.12 × 4,398,373.36
  4. Step 4: Simplify right side
    7,882,730.24x = 47,847,634,750,591.05
  5. Step 5: Solve for x
    x = 47,847,634,750,591.05/7,882,730.24
  6. Step 6: Final answer
    x = 6,069,931.77

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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.