Home / 19,872,002.40-29,808,003.60-18,927,218.40

Finding the Fourth Proportional to 19,872,002.40, 29,808,003.60 and 18,927,218.40

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Solution

The fourth proportional to 19,872,002.40, 29,808,003.60 and 18,927,218.40 is: 28,390,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,872,002.40 : 29,808,003.60 = 18,927,218.40 : x
  2. Step 2: Convert to fraction form
    19,872,002.40/29,808,003.60 = 18,927,218.40/x
  3. Step 3: Cross multiply
    19,872,002.40x = 29,808,003.60 × 18,927,218.40
  4. Step 4: Simplify right side
    19,872,002.40x = 564,182,594,205,186.25
  5. Step 5: Solve for x
    x = 564,182,594,205,186.25/19,872,002.40
  6. Step 6: Final answer
    x = 28,390,827.60

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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.