Home / 8,312,281.95-11,464,636.61-7,152,671.47

Finding the Fourth Proportional to 8,312,281.95, 11,464,636.61 and 7,152,671.47

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Solution

The fourth proportional to 8,312,281.95, 11,464,636.61 and 7,152,671.47 is: 9,865,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312,281.95 : 11,464,636.61 = 7,152,671.47 : x
  2. Step 2: Convert to fraction form
    8,312,281.95/11,464,636.61 = 7,152,671.47/x
  3. Step 3: Cross multiply
    8,312,281.95x = 11,464,636.61 × 7,152,671.47
  4. Step 4: Simplify right side
    8,312,281.95x = 82,002,779,194,264.52
  5. Step 5: Solve for x
    x = 82,002,779,194,264.52/8,312,281.95
  6. Step 6: Final answer
    x = 9,865,254.77

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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.