Home / 7,648,856.28-10,553,038.14-4,340,602.20

Finding the Fourth Proportional to 7,648,856.28, 10,553,038.14 and 4,340,602.20

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Solution

The fourth proportional to 7,648,856.28, 10,553,038.14 and 4,340,602.20 is: 5,988,678.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,856.28 : 10,553,038.14 = 4,340,602.20 : x
  2. Step 2: Convert to fraction form
    7,648,856.28/10,553,038.14 = 4,340,602.20/x
  3. Step 3: Cross multiply
    7,648,856.28x = 10,553,038.14 × 4,340,602.20
  4. Step 4: Simplify right side
    7,648,856.28x = 45,806,540,567,167.91
  5. Step 5: Solve for x
    x = 45,806,540,567,167.91/7,648,856.28
  6. Step 6: Final answer
    x = 5,988,678.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.