Home / 9,001,099.29-12,421,595.16-5,282,156.37

Finding the Fourth Proportional to 9,001,099.29, 12,421,595.16 and 5,282,156.37

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Solution

The fourth proportional to 9,001,099.29, 12,421,595.16 and 5,282,156.37 is: 7,289,421.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001,099.29 : 12,421,595.16 = 5,282,156.37 : x
  2. Step 2: Convert to fraction form
    9,001,099.29/12,421,595.16 = 5,282,156.37/x
  3. Step 3: Cross multiply
    9,001,099.29x = 12,421,595.16 × 5,282,156.37
  4. Step 4: Simplify right side
    9,001,099.29x = 65,612,807,999,955.17
  5. Step 5: Solve for x
    x = 65,612,807,999,955.17/9,001,099.29
  6. Step 6: Final answer
    x = 7,289,421.65

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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.