Home / 28,513,461.60-42,770,192.40-15,758,877.60

Finding the Fourth Proportional to 28,513,461.60, 42,770,192.40 and 15,758,877.60

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Solution

The fourth proportional to 28,513,461.60, 42,770,192.40 and 15,758,877.60 is: 23,638,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,513,461.60 : 42,770,192.40 = 15,758,877.60 : x
  2. Step 2: Convert to fraction form
    28,513,461.60/42,770,192.40 = 15,758,877.60/x
  3. Step 3: Cross multiply
    28,513,461.60x = 42,770,192.40 × 15,758,877.60
  4. Step 4: Simplify right side
    28,513,461.60x = 674,010,226,960,050.25
  5. Step 5: Solve for x
    x = 674,010,226,960,050.25/28,513,461.60
  6. Step 6: Final answer
    x = 23,638,316.40

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1.5x scale

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.