Home / 9,058,386.29-12,500,916.89-5,191,653.65

Finding the Fourth Proportional to 9,058,386.29, 12,500,916.89 and 5,191,653.65

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Solution

The fourth proportional to 9,058,386.29, 12,500,916.89 and 5,191,653.65 is: 7,164,679.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,058,386.29 : 12,500,916.89 = 5,191,653.65 : x
  2. Step 2: Convert to fraction form
    9,058,386.29/12,500,916.89 = 5,191,653.65/x
  3. Step 3: Cross multiply
    9,058,386.29x = 12,500,916.89 × 5,191,653.65
  4. Step 4: Simplify right side
    9,058,386.29x = 64,900,430,711,852.29
  5. Step 5: Solve for x
    x = 64,900,430,711,852.29/9,058,386.29
  6. Step 6: Final answer
    x = 7,164,679.08

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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.