Home / 9,128,854.60-13,671,547.57-5,282,568.82

Finding the Fourth Proportional to 9,128,854.60, 13,671,547.57 and 5,282,568.82

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Solution

The fourth proportional to 9,128,854.60, 13,671,547.57 and 5,282,568.82 is: 7,911,276.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,854.60 : 13,671,547.57 = 5,282,568.82 : x
  2. Step 2: Convert to fraction form
    9,128,854.60/13,671,547.57 = 5,282,568.82/x
  3. Step 3: Cross multiply
    9,128,854.60x = 13,671,547.57 × 5,282,568.82
  4. Step 4: Simplify right side
    9,128,854.60x = 72,220,890,862,191.98
  5. Step 5: Solve for x
    x = 72,220,890,862,191.98/9,128,854.60
  6. Step 6: Final answer
    x = 7,911,276.28

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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.