Home / 19,316,218.70-28,974,328.05-5,851,297.10

Finding the Fourth Proportional to 19,316,218.70, 28,974,328.05 and 5,851,297.10

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Solution

The fourth proportional to 19,316,218.70, 28,974,328.05 and 5,851,297.10 is: 8,776,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316,218.70 : 28,974,328.05 = 5,851,297.10 : x
  2. Step 2: Convert to fraction form
    19,316,218.70/28,974,328.05 = 5,851,297.10/x
  3. Step 3: Cross multiply
    19,316,218.70x = 28,974,328.05 × 5,851,297.10
  4. Step 4: Simplify right side
    19,316,218.70x = 169,537,401,693,413.66
  5. Step 5: Solve for x
    x = 169,537,401,693,413.66/19,316,218.70
  6. Step 6: Final answer
    x = 8,776,945.65

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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.