Home / 5,337,400.76-7,365,602.10-2,890,011.08

Finding the Fourth Proportional to 5,337,400.76, 7,365,602.10 and 2,890,011.08

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Solution

The fourth proportional to 5,337,400.76, 7,365,602.10 and 2,890,011.08 is: 3,988,209.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337,400.76 : 7,365,602.10 = 2,890,011.08 : x
  2. Step 2: Convert to fraction form
    5,337,400.76/7,365,602.10 = 2,890,011.08/x
  3. Step 3: Cross multiply
    5,337,400.76x = 7,365,602.10 × 2,890,011.08
  4. Step 4: Simplify right side
    5,337,400.76x = 21,286,671,679,871.27
  5. Step 5: Solve for x
    x = 21,286,671,679,871.27/5,337,400.76
  6. Step 6: Final answer
    x = 3,988,209.36

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1.5x scale

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.