Home / 10,866,466.40-16,299,699.60-10,045,320.80

Finding the Fourth Proportional to 10,866,466.40, 16,299,699.60 and 10,045,320.80

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Solution

The fourth proportional to 10,866,466.40, 16,299,699.60 and 10,045,320.80 is: 15,067,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,466.40 : 16,299,699.60 = 10,045,320.80 : x
  2. Step 2: Convert to fraction form
    10,866,466.40/16,299,699.60 = 10,045,320.80/x
  3. Step 3: Cross multiply
    10,866,466.40x = 16,299,699.60 × 10,045,320.80
  4. Step 4: Simplify right side
    10,866,466.40x = 163,735,711,425,631.69
  5. Step 5: Solve for x
    x = 163,735,711,425,631.69/10,866,466.40
  6. Step 6: Final answer
    x = 15,067,981.20

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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.