Home / 72,817,353.44-100,491,002.56-41,877,547.28

Finding the Fourth Proportional to 72,817,353.44, 100,491,002.56 and 41,877,547.28

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Solution

The fourth proportional to 72,817,353.44, 100,491,002.56 and 41,877,547.28 is: 57,792,772.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,817,353.44 : 100,491,002.56 = 41,877,547.28 : x
  2. Step 2: Convert to fraction form
    72,817,353.44/100,491,002.56 = 41,877,547.28/x
  3. Step 3: Cross multiply
    72,817,353.44x = 100,491,002.56 × 41,877,547.28
  4. Step 4: Simplify right side
    72,817,353.44x = 4,208,316,710,921,001.50
  5. Step 5: Solve for x
    x = 4,208,316,710,921,001.50/72,817,353.44
  6. Step 6: Final answer
    x = 57,792,772.08

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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.