Home / 10,500,587.20-15,750,880.80-6,558,082.30

Finding the Fourth Proportional to 10,500,587.20, 15,750,880.80 and 6,558,082.30

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Solution

The fourth proportional to 10,500,587.20, 15,750,880.80 and 6,558,082.30 is: 9,837,123.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,500,587.20 : 15,750,880.80 = 6,558,082.30 : x
  2. Step 2: Convert to fraction form
    10,500,587.20/15,750,880.80 = 6,558,082.30/x
  3. Step 3: Cross multiply
    10,500,587.20x = 15,750,880.80 × 6,558,082.30
  4. Step 4: Simplify right side
    10,500,587.20x = 103,295,572,583,889.84
  5. Step 5: Solve for x
    x = 103,295,572,583,889.84/10,500,587.20
  6. Step 6: Final answer
    x = 9,837,123.45

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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.