Home / 8,806,543.20-13,209,814.80-7,924,744.80

Finding the Fourth Proportional to 8,806,543.20, 13,209,814.80 and 7,924,744.80

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Solution

The fourth proportional to 8,806,543.20, 13,209,814.80 and 7,924,744.80 is: 11,887,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806,543.20 : 13,209,814.80 = 7,924,744.80 : x
  2. Step 2: Convert to fraction form
    8,806,543.20/13,209,814.80 = 7,924,744.80/x
  3. Step 3: Cross multiply
    8,806,543.20x = 13,209,814.80 × 7,924,744.80
  4. Step 4: Simplify right side
    8,806,543.20x = 104,684,411,145,263.05
  5. Step 5: Solve for x
    x = 104,684,411,145,263.05/8,806,543.20
  6. Step 6: Final answer
    x = 11,887,117.20

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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.