Home / 10,926,741.40-16,390,112.10-5,258,037.40

Finding the Fourth Proportional to 10,926,741.40, 16,390,112.10 and 5,258,037.40

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Solution

The fourth proportional to 10,926,741.40, 16,390,112.10 and 5,258,037.40 is: 7,887,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926,741.40 : 16,390,112.10 = 5,258,037.40 : x
  2. Step 2: Convert to fraction form
    10,926,741.40/16,390,112.10 = 5,258,037.40/x
  3. Step 3: Cross multiply
    10,926,741.40x = 16,390,112.10 × 5,258,037.40
  4. Step 4: Simplify right side
    10,926,741.40x = 86,179,822,411,992.55
  5. Step 5: Solve for x
    x = 86,179,822,411,992.55/10,926,741.40
  6. Step 6: Final answer
    x = 7,887,056.10

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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.