Home / 9,174,428.09-12,660,386.72-5,044,430.32

Finding the Fourth Proportional to 9,174,428.09, 12,660,386.72 and 5,044,430.32

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Solution

The fourth proportional to 9,174,428.09, 12,660,386.72 and 5,044,430.32 is: 6,961,135.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174,428.09 : 12,660,386.72 = 5,044,430.32 : x
  2. Step 2: Convert to fraction form
    9,174,428.09/12,660,386.72 = 5,044,430.32/x
  3. Step 3: Cross multiply
    9,174,428.09x = 12,660,386.72 × 5,044,430.32
  4. Step 4: Simplify right side
    9,174,428.09x = 63,864,438,604,795.15
  5. Step 5: Solve for x
    x = 63,864,438,604,795.15/9,174,428.09
  6. Step 6: Final answer
    x = 6,961,135.66

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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.