Home / 56,854,075.26-78,458,623.95-30,748,593.16

Finding the Fourth Proportional to 56,854,075.26, 78,458,623.95 and 30,748,593.16

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Solution

The fourth proportional to 56,854,075.26, 78,458,623.95 and 30,748,593.16 is: 42,433,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,854,075.26 : 78,458,623.95 = 30,748,593.16 : x
  2. Step 2: Convert to fraction form
    56,854,075.26/78,458,623.95 = 30,748,593.16/x
  3. Step 3: Cross multiply
    56,854,075.26x = 78,458,623.95 × 30,748,593.16
  4. Step 4: Simplify right side
    56,854,075.26x = 2,412,492,307,945,362.50
  5. Step 5: Solve for x
    x = 2,412,492,307,945,362.50/56,854,075.26
  6. Step 6: Final answer
    x = 42,433,058.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.