Home / 27,827,331.65-38,401,762.94-15,437,425.40

Finding the Fourth Proportional to 27,827,331.65, 38,401,762.94 and 15,437,425.40

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Solution

The fourth proportional to 27,827,331.65, 38,401,762.94 and 15,437,425.40 is: 21,303,672.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,827,331.65 : 38,401,762.94 = 15,437,425.40 : x
  2. Step 2: Convert to fraction form
    27,827,331.65/38,401,762.94 = 15,437,425.40/x
  3. Step 3: Cross multiply
    27,827,331.65x = 38,401,762.94 × 15,437,425.40
  4. Step 4: Simplify right side
    27,827,331.65x = 592,824,350,547,435.62
  5. Step 5: Solve for x
    x = 592,824,350,547,435.62/27,827,331.65
  6. Step 6: Final answer
    x = 21,303,672.16

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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.