Home / 19,931,291.70-29,896,937.55-17,061,510.30

Finding the Fourth Proportional to 19,931,291.70, 29,896,937.55 and 17,061,510.30

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Solution

The fourth proportional to 19,931,291.70, 29,896,937.55 and 17,061,510.30 is: 25,592,265.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,931,291.70 : 29,896,937.55 = 17,061,510.30 : x
  2. Step 2: Convert to fraction form
    19,931,291.70/29,896,937.55 = 17,061,510.30/x
  3. Step 3: Cross multiply
    19,931,291.70x = 29,896,937.55 × 17,061,510.30
  4. Step 4: Simplify right side
    19,931,291.70x = 510,086,907,947,781.81
  5. Step 5: Solve for x
    x = 510,086,907,947,781.81/19,931,291.70
  6. Step 6: Final answer
    x = 25,592,265.45

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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.