Home / 74,736,000.90-112,104,001.35-20,883,312.90

Finding the Fourth Proportional to 74,736,000.90, 112,104,001.35 and 20,883,312.90

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Solution

The fourth proportional to 74,736,000.90, 112,104,001.35 and 20,883,312.90 is: 31,324,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,736,000.90 : 112,104,001.35 = 20,883,312.90 : x
  2. Step 2: Convert to fraction form
    74,736,000.90/112,104,001.35 = 20,883,312.90/x
  3. Step 3: Cross multiply
    74,736,000.90x = 112,104,001.35 × 20,883,312.90
  4. Step 4: Simplify right side
    74,736,000.90x = 2,341,102,937,534,072
  5. Step 5: Solve for x
    x = 2,341,102,937,534,072/74,736,000.90
  6. Step 6: Final answer
    x = 31,324,969.35

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Similar ratio
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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.