Home / 10,890,047.40-16,335,071.10-10,358,606.40

Finding the Fourth Proportional to 10,890,047.40, 16,335,071.10 and 10,358,606.40

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Solution

The fourth proportional to 10,890,047.40, 16,335,071.10 and 10,358,606.40 is: 15,537,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,047.40 : 16,335,071.10 = 10,358,606.40 : x
  2. Step 2: Convert to fraction form
    10,890,047.40/16,335,071.10 = 10,358,606.40/x
  3. Step 3: Cross multiply
    10,890,047.40x = 16,335,071.10 × 10,358,606.40
  4. Step 4: Simplify right side
    10,890,047.40x = 169,208,572,040,915.03
  5. Step 5: Solve for x
    x = 169,208,572,040,915.03/10,890,047.40
  6. Step 6: Final answer
    x = 15,537,909.60

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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.