Home / 7,016,905.80-10,525,358.70-4,312,461.60

Finding the Fourth Proportional to 7,016,905.80, 10,525,358.70 and 4,312,461.60

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Solution

The fourth proportional to 7,016,905.80, 10,525,358.70 and 4,312,461.60 is: 6,468,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016,905.80 : 10,525,358.70 = 4,312,461.60 : x
  2. Step 2: Convert to fraction form
    7,016,905.80/10,525,358.70 = 4,312,461.60/x
  3. Step 3: Cross multiply
    7,016,905.80x = 10,525,358.70 × 4,312,461.60
  4. Step 4: Simplify right side
    7,016,905.80x = 45,390,205,219,975.91
  5. Step 5: Solve for x
    x = 45,390,205,219,975.91/7,016,905.80
  6. Step 6: Final answer
    x = 6,468,692.40

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Similar ratio
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1.5x scale

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.