Home / 7,655,690.31-10,564,846.85-4,217,931.35

Finding the Fourth Proportional to 7,655,690.31, 10,564,846.85 and 4,217,931.35

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Solution

The fourth proportional to 7,655,690.31, 10,564,846.85 and 4,217,931.35 is: 5,820,742.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655,690.31 : 10,564,846.85 = 4,217,931.35 : x
  2. Step 2: Convert to fraction form
    7,655,690.31/10,564,846.85 = 4,217,931.35/x
  3. Step 3: Cross multiply
    7,655,690.31x = 10,564,846.85 × 4,217,931.35
  4. Step 4: Simplify right side
    7,655,690.31x = 44,561,798,662,649.86
  5. Step 5: Solve for x
    x = 44,561,798,662,649.86/7,655,690.31
  6. Step 6: Final answer
    x = 5,820,742.07

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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.