Home / 38,799,715.12-58,204,075.16-12,894,328.33

Finding the Fourth Proportional to 38,799,715.12, 58,204,075.16 and 12,894,328.33

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Solution

The fourth proportional to 38,799,715.12, 58,204,075.16 and 12,894,328.33 is: 19,342,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,799,715.12 : 58,204,075.16 = 12,894,328.33 : x
  2. Step 2: Convert to fraction form
    38,799,715.12/58,204,075.16 = 12,894,328.33/x
  3. Step 3: Cross multiply
    38,799,715.12x = 58,204,075.16 × 12,894,328.33
  4. Step 4: Simplify right side
    38,799,715.12x = 750,502,455,143,763
  5. Step 5: Solve for x
    x = 750,502,455,143,763/38,799,715.12
  6. Step 6: Final answer
    x = 19,342,988.80

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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.