Home / 25,531,726.40-38,301,088.80-8,490,622.40

Finding the Fourth Proportional to 25,531,726.40, 38,301,088.80 and 8,490,622.40

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Solution

The fourth proportional to 25,531,726.40, 38,301,088.80 and 8,490,622.40 is: 12,737,097.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,531,726.40 : 38,301,088.80 = 8,490,622.40 : x
  2. Step 2: Convert to fraction form
    25,531,726.40/38,301,088.80 = 8,490,622.40/x
  3. Step 3: Cross multiply
    25,531,726.40x = 38,301,088.80 × 8,490,622.40
  4. Step 4: Simplify right side
    25,531,726.40x = 325,200,082,509,669.12
  5. Step 5: Solve for x
    x = 325,200,082,509,669.12/25,531,726.40
  6. Step 6: Final answer
    x = 12,737,097.27

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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.