Home / 9,078,570.46-12,528,050.16-4,948,510.74

Finding the Fourth Proportional to 9,078,570.46, 12,528,050.16 and 4,948,510.74

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Solution

The fourth proportional to 9,078,570.46, 12,528,050.16 and 4,948,510.74 is: 6,828,739.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,570.46 : 12,528,050.16 = 4,948,510.74 : x
  2. Step 2: Convert to fraction form
    9,078,570.46/12,528,050.16 = 4,948,510.74/x
  3. Step 3: Cross multiply
    9,078,570.46x = 12,528,050.16 × 4,948,510.74
  4. Step 4: Simplify right side
    9,078,570.46x = 61,995,190,768,018.72
  5. Step 5: Solve for x
    x = 61,995,190,768,018.72/9,078,570.46
  6. Step 6: Final answer
    x = 6,828,739.29

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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.