Home / 21,281,614.17-31,926,904.65-6,903,559.32

Finding the Fourth Proportional to 21,281,614.17, 31,926,904.65 and 6,903,559.32

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Solution

The fourth proportional to 21,281,614.17, 31,926,904.65 and 6,903,559.32 is: 10,356,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,281,614.17 : 31,926,904.65 = 6,903,559.32 : x
  2. Step 2: Convert to fraction form
    21,281,614.17/31,926,904.65 = 6,903,559.32/x
  3. Step 3: Cross multiply
    21,281,614.17x = 31,926,904.65 × 6,903,559.32
  4. Step 4: Simplify right side
    21,281,614.17x = 220,409,280,155,258.84
  5. Step 5: Solve for x
    x = 220,409,280,155,258.84/21,281,614.17
  6. Step 6: Final answer
    x = 10,356,793.35

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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.