Home / 51,774,547.20-77,661,820.80-48,583,276.80

Finding the Fourth Proportional to 51,774,547.20, 77,661,820.80 and 48,583,276.80

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Solution

The fourth proportional to 51,774,547.20, 77,661,820.80 and 48,583,276.80 is: 72,874,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,774,547.20 : 77,661,820.80 = 48,583,276.80 : x
  2. Step 2: Convert to fraction form
    51,774,547.20/77,661,820.80 = 48,583,276.80/x
  3. Step 3: Cross multiply
    51,774,547.20x = 77,661,820.80 × 48,583,276.80
  4. Step 4: Simplify right side
    51,774,547.20x = 3,773,065,736,718,397
  5. Step 5: Solve for x
    x = 3,773,065,736,718,397/51,774,547.20
  6. Step 6: Final answer
    x = 72,874,915.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.