Home / 47,476,681.08-71,205,056.97-13,390,055.34

Finding the Fourth Proportional to 47,476,681.08, 71,205,056.97 and 13,390,055.34

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Solution

The fourth proportional to 47,476,681.08, 71,205,056.97 and 13,390,055.34 is: 20,082,272.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,476,681.08 : 71,205,056.97 = 13,390,055.34 : x
  2. Step 2: Convert to fraction form
    47,476,681.08/71,205,056.97 = 13,390,055.34/x
  3. Step 3: Cross multiply
    47,476,681.08x = 71,205,056.97 × 13,390,055.34
  4. Step 4: Simplify right side
    47,476,681.08x = 953,439,653,316,152.75
  5. Step 5: Solve for x
    x = 953,439,653,316,152.75/47,476,681.08
  6. Step 6: Final answer
    x = 20,082,272.64

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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.