Home / 10,935,065.40-16,402,598.10-8,809,301.40

Finding the Fourth Proportional to 10,935,065.40, 16,402,598.10 and 8,809,301.40

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Solution

The fourth proportional to 10,935,065.40, 16,402,598.10 and 8,809,301.40 is: 13,213,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,065.40 : 16,402,598.10 = 8,809,301.40 : x
  2. Step 2: Convert to fraction form
    10,935,065.40/16,402,598.10 = 8,809,301.40/x
  3. Step 3: Cross multiply
    10,935,065.40x = 16,402,598.10 × 8,809,301.40
  4. Step 4: Simplify right side
    10,935,065.40x = 144,495,430,405,967.34
  5. Step 5: Solve for x
    x = 144,495,430,405,967.34/10,935,065.40
  6. Step 6: Final answer
    x = 13,213,952.10

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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.