Home / 19,017,000.35-28,526,693.75-5,371,215.20

Finding the Fourth Proportional to 19,017,000.35, 28,526,693.75 and 5,371,215.20

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Solution

The fourth proportional to 19,017,000.35, 28,526,693.75 and 5,371,215.20 is: 8,057,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017,000.35 : 28,526,693.75 = 5,371,215.20 : x
  2. Step 2: Convert to fraction form
    19,017,000.35/28,526,693.75 = 5,371,215.20/x
  3. Step 3: Cross multiply
    19,017,000.35x = 28,526,693.75 × 5,371,215.20
  4. Step 4: Simplify right side
    19,017,000.35x = 153,223,011,063,585.72
  5. Step 5: Solve for x
    x = 153,223,011,063,585.72/19,017,000.35
  6. Step 6: Final answer
    x = 8,057,159.82

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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.