Home / 8,345,125.60-12,532,894.80-7,300,031.20

Finding the Fourth Proportional to 8,345,125.60, 12,532,894.80 and 7,300,031.20

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Solution

The fourth proportional to 8,345,125.60, 12,532,894.80 and 7,300,031.20 is: 10,963,348.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345,125.60 : 12,532,894.80 = 7,300,031.20 : x
  2. Step 2: Convert to fraction form
    8,345,125.60/12,532,894.80 = 7,300,031.20/x
  3. Step 3: Cross multiply
    8,345,125.60x = 12,532,894.80 × 7,300,031.20
  4. Step 4: Simplify right side
    8,345,125.60x = 91,490,523,066,317.77
  5. Step 5: Solve for x
    x = 91,490,523,066,317.77/8,345,125.60
  6. Step 6: Final answer
    x = 10,963,348.84

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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.