Home / 10,209,364.50-14,089,605.30-5,625,685.74

Finding the Fourth Proportional to 10,209,364.50, 14,089,605.30 and 5,625,685.74

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Solution

The fourth proportional to 10,209,364.50, 14,089,605.30 and 5,625,685.74 is: 7,763,822.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,209,364.50 : 14,089,605.30 = 5,625,685.74 : x
  2. Step 2: Convert to fraction form
    10,209,364.50/14,089,605.30 = 5,625,685.74/x
  3. Step 3: Cross multiply
    10,209,364.50x = 14,089,605.30 × 5,625,685.74
  4. Step 4: Simplify right side
    10,209,364.50x = 79,263,691,618,438.42
  5. Step 5: Solve for x
    x = 79,263,691,618,438.42/10,209,364.50
  6. Step 6: Final answer
    x = 7,763,822.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.