Home / 7,152,030.40-10,728,045.60-2,360,459.20

Finding the Fourth Proportional to 7,152,030.40, 10,728,045.60 and 2,360,459.20

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Solution

The fourth proportional to 7,152,030.40, 10,728,045.60 and 2,360,459.20 is: 3,540,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,030.40 : 10,728,045.60 = 2,360,459.20 : x
  2. Step 2: Convert to fraction form
    7,152,030.40/10,728,045.60 = 2,360,459.20/x
  3. Step 3: Cross multiply
    7,152,030.40x = 10,728,045.60 × 2,360,459.20
  4. Step 4: Simplify right side
    7,152,030.40x = 25,323,113,934,539.52
  5. Step 5: Solve for x
    x = 25,323,113,934,539.52/7,152,030.40
  6. Step 6: Final answer
    x = 3,540,688.80

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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.