Home / 47,476,680.19-71,205,055.63-13,390,054.45

Finding the Fourth Proportional to 47,476,680.19, 71,205,055.63 and 13,390,054.45

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Solution

The fourth proportional to 47,476,680.19, 71,205,055.63 and 13,390,054.45 is: 20,082,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,476,680.19 : 71,205,055.63 = 13,390,054.45 : x
  2. Step 2: Convert to fraction form
    47,476,680.19/71,205,055.63 = 13,390,054.45/x
  3. Step 3: Cross multiply
    47,476,680.19x = 71,205,055.63 × 13,390,054.45
  4. Step 4: Simplify right side
    47,476,680.19x = 953,439,572,000,978.88
  5. Step 5: Solve for x
    x = 953,439,572,000,978.88/47,476,680.19
  6. Step 6: Final answer
    x = 20,082,271.30

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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.