Home / 5,353,710.80-8,020,823.00-4,779,754.52

Finding the Fourth Proportional to 5,353,710.80, 8,020,823.00 and 4,779,754.52

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Solution

The fourth proportional to 5,353,710.80, 8,020,823.00 and 4,779,754.52 is: 7,160,933.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353,710.80 : 8,020,823.00 = 4,779,754.52 : x
  2. Step 2: Convert to fraction form
    5,353,710.80/8,020,823.00 = 4,779,754.52/x
  3. Step 3: Cross multiply
    5,353,710.80x = 8,020,823.00 × 4,779,754.52
  4. Step 4: Simplify right side
    5,353,710.80x = 38,337,564,924,367.07
  5. Step 5: Solve for x
    x = 38,337,564,924,367.07/5,353,710.80
  6. Step 6: Final answer
    x = 7,160,933.12

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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.