Home / 10,368,746.60-15,571,782.30-7,532,061.80

Finding the Fourth Proportional to 10,368,746.60, 15,571,782.30 and 7,532,061.80

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Solution

The fourth proportional to 10,368,746.60, 15,571,782.30 and 7,532,061.80 is: 11,311,649.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,746.60 : 15,571,782.30 = 7,532,061.80 : x
  2. Step 2: Convert to fraction form
    10,368,746.60/15,571,782.30 = 7,532,061.80/x
  3. Step 3: Cross multiply
    10,368,746.60x = 15,571,782.30 × 7,532,061.80
  4. Step 4: Simplify right side
    10,368,746.60x = 117,287,626,619,746.14
  5. Step 5: Solve for x
    x = 117,287,626,619,746.14/10,368,746.60
  6. Step 6: Final answer
    x = 11,311,649.44

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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.