Home / 9,011,308.48-12,435,349.34-5,290,079.74

Finding the Fourth Proportional to 9,011,308.48, 12,435,349.34 and 5,290,079.74

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Solution

The fourth proportional to 9,011,308.48, 12,435,349.34 and 5,290,079.74 is: 7,300,159.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011,308.48 : 12,435,349.34 = 5,290,079.74 : x
  2. Step 2: Convert to fraction form
    9,011,308.48/12,435,349.34 = 5,290,079.74/x
  3. Step 3: Cross multiply
    9,011,308.48x = 12,435,349.34 × 5,290,079.74
  4. Step 4: Simplify right side
    9,011,308.48x = 65,783,989,603,356.38
  5. Step 5: Solve for x
    x = 65,783,989,603,356.38/9,011,308.48
  6. Step 6: Final answer
    x = 7,300,159.54

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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.