Home / 47,877,980.72-66,071,689.08-27,251,428.40

Finding the Fourth Proportional to 47,877,980.72, 66,071,689.08 and 27,251,428.40

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Solution

The fourth proportional to 47,877,980.72, 66,071,689.08 and 27,251,428.40 is: 37,607,014.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,877,980.72 : 66,071,689.08 = 27,251,428.40 : x
  2. Step 2: Convert to fraction form
    47,877,980.72/66,071,689.08 = 27,251,428.40/x
  3. Step 3: Cross multiply
    47,877,980.72x = 66,071,689.08 × 27,251,428.40
  4. Step 4: Simplify right side
    47,877,980.72x = 1,800,547,904,230,681.75
  5. Step 5: Solve for x
    x = 1,800,547,904,230,681.75/47,877,980.72
  6. Step 6: Final answer
    x = 37,607,014.27

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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.