Home / 10,985,211.40-16,477,817.10-6,495,176.20

Finding the Fourth Proportional to 10,985,211.40, 16,477,817.10 and 6,495,176.20

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Solution

The fourth proportional to 10,985,211.40, 16,477,817.10 and 6,495,176.20 is: 9,742,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985,211.40 : 16,477,817.10 = 6,495,176.20 : x
  2. Step 2: Convert to fraction form
    10,985,211.40/16,477,817.10 = 6,495,176.20/x
  3. Step 3: Cross multiply
    10,985,211.40x = 16,477,817.10 × 6,495,176.20
  4. Step 4: Simplify right side
    10,985,211.40x = 107,026,325,455,873.02
  5. Step 5: Solve for x
    x = 107,026,325,455,873.02/10,985,211.40
  6. Step 6: Final answer
    x = 9,742,764.30

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Double scale
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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.