Home / 28,317,176.40-42,492,353.40-10,368,094.80

Finding the Fourth Proportional to 28,317,176.40, 42,492,353.40 and 10,368,094.80

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Solution

The fourth proportional to 28,317,176.40, 42,492,353.40 and 10,368,094.80 is: 15,558,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,317,176.40 : 42,492,353.40 = 10,368,094.80 : x
  2. Step 2: Convert to fraction form
    28,317,176.40/42,492,353.40 = 10,368,094.80/x
  3. Step 3: Cross multiply
    28,317,176.40x = 42,492,353.40 × 10,368,094.80
  4. Step 4: Simplify right side
    28,317,176.40x = 440,564,748,326,302.31
  5. Step 5: Solve for x
    x = 440,564,748,326,302.31/28,317,176.40
  6. Step 6: Final answer
    x = 15,558,216.05

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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.