Home / 14,406,534.48-19,880,783.65-7,880,106.85

Finding the Fourth Proportional to 14,406,534.48, 19,880,783.65 and 7,880,106.85

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Solution

The fourth proportional to 14,406,534.48, 19,880,783.65 and 7,880,106.85 is: 10,874,419.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,406,534.48 : 19,880,783.65 = 7,880,106.85 : x
  2. Step 2: Convert to fraction form
    14,406,534.48/19,880,783.65 = 7,880,106.85/x
  3. Step 3: Cross multiply
    14,406,534.48x = 19,880,783.65 × 7,880,106.85
  4. Step 4: Simplify right side
    14,406,534.48x = 156,662,699,423,732.97
  5. Step 5: Solve for x
    x = 156,662,699,423,732.97/14,406,534.48
  6. Step 6: Final answer
    x = 10,874,419.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.