Home / 9,058,510.68-12,501,088.80-5,191,778.04

Finding the Fourth Proportional to 9,058,510.68, 12,501,088.80 and 5,191,778.04

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Solution

The fourth proportional to 9,058,510.68, 12,501,088.80 and 5,191,778.04 is: 7,164,850.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,058,510.68 : 12,501,088.80 = 5,191,778.04 : x
  2. Step 2: Convert to fraction form
    9,058,510.68/12,501,088.80 = 5,191,778.04/x
  3. Step 3: Cross multiply
    9,058,510.68x = 12,501,088.80 × 5,191,778.04
  4. Step 4: Simplify right side
    9,058,510.68x = 64,902,878,307,929.95
  5. Step 5: Solve for x
    x = 64,902,878,307,929.95/9,058,510.68
  6. Step 6: Final answer
    x = 7,164,850.89

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1.5x scale

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.