Home / 7,033,358.40-10,549,000.80-1,985,179.20

Finding the Fourth Proportional to 7,033,358.40, 10,549,000.80 and 1,985,179.20

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Solution

The fourth proportional to 7,033,358.40, 10,549,000.80 and 1,985,179.20 is: 2,977,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,033,358.40 : 10,549,000.80 = 1,985,179.20 : x
  2. Step 2: Convert to fraction form
    7,033,358.40/10,549,000.80 = 1,985,179.20/x
  3. Step 3: Cross multiply
    7,033,358.40x = 10,549,000.80 × 1,985,179.20
  4. Step 4: Simplify right side
    7,033,358.40x = 20,941,656,968,943.36
  5. Step 5: Solve for x
    x = 20,941,656,968,943.36/7,033,358.40
  6. Step 6: Final answer
    x = 2,977,476.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.