Home / 19,421,565-29,133,747.18-7,454,301

Finding the Fourth Proportional to 19,421,565, 29,133,747.18 and 7,454,301

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Solution

The fourth proportional to 19,421,565, 29,133,747.18 and 7,454,301 is: 11,181,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421,565 : 29,133,747.18 = 7,454,301 : x
  2. Step 2: Convert to fraction form
    19,421,565/29,133,747.18 = 7,454,301/x
  3. Step 3: Cross multiply
    19,421,565x = 29,133,747.18 × 7,454,301
  4. Step 4: Simplify right side
    19,421,565x = 217,171,720,737,621.19
  5. Step 5: Solve for x
    x = 217,171,720,737,621.19/19,421,565
  6. Step 6: Final answer
    x = 11,181,988.72

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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.