Home / 16,528,045.60-24,792,068.40-5,171,975.20

Finding the Fourth Proportional to 16,528,045.60, 24,792,068.40 and 5,171,975.20

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Solution

The fourth proportional to 16,528,045.60, 24,792,068.40 and 5,171,975.20 is: 7,757,962.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,528,045.60 : 24,792,068.40 = 5,171,975.20 : x
  2. Step 2: Convert to fraction form
    16,528,045.60/24,792,068.40 = 5,171,975.20/x
  3. Step 3: Cross multiply
    16,528,045.60x = 24,792,068.40 × 5,171,975.20
  4. Step 4: Simplify right side
    16,528,045.60x = 128,223,962,921,503.67
  5. Step 5: Solve for x
    x = 128,223,962,921,503.67/16,528,045.60
  6. Step 6: Final answer
    x = 7,757,962.80

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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.