Home / 6,877,605.40-10,316,408.10-3,688,959.40

Finding the Fourth Proportional to 6,877,605.40, 10,316,408.10 and 3,688,959.40

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Solution

The fourth proportional to 6,877,605.40, 10,316,408.10 and 3,688,959.40 is: 5,533,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877,605.40 : 10,316,408.10 = 3,688,959.40 : x
  2. Step 2: Convert to fraction form
    6,877,605.40/10,316,408.10 = 3,688,959.40/x
  3. Step 3: Cross multiply
    6,877,605.40x = 10,316,408.10 × 3,688,959.40
  4. Step 4: Simplify right side
    6,877,605.40x = 38,056,810,634,731.14
  5. Step 5: Solve for x
    x = 38,056,810,634,731.14/6,877,605.40
  6. Step 6: Final answer
    x = 5,533,439.10

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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.