Home / 7,033,430.40-10,549,108.80-1,985,251.20

Finding the Fourth Proportional to 7,033,430.40, 10,549,108.80 and 1,985,251.20

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Solution

The fourth proportional to 7,033,430.40, 10,549,108.80 and 1,985,251.20 is: 2,977,584.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,033,430.40 : 10,549,108.80 = 1,985,251.20 : x
  2. Step 2: Convert to fraction form
    7,033,430.40/10,549,108.80 = 1,985,251.20/x
  3. Step 3: Cross multiply
    7,033,430.40x = 10,549,108.80 × 1,985,251.20
  4. Step 4: Simplify right side
    7,033,430.40x = 20,942,630,904,130.56
  5. Step 5: Solve for x
    x = 20,942,630,904,130.56/7,033,430.40
  6. Step 6: Final answer
    x = 2,977,584.15

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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.