Home / 12,547,547.60-18,839,983.80-9,710,862.80

Finding the Fourth Proportional to 12,547,547.60, 18,839,983.80 and 9,710,862.80

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Solution

The fourth proportional to 12,547,547.60, 18,839,983.80 and 9,710,862.80 is: 14,580,737.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,547,547.60 : 18,839,983.80 = 9,710,862.80 : x
  2. Step 2: Convert to fraction form
    12,547,547.60/18,839,983.80 = 9,710,862.80/x
  3. Step 3: Cross multiply
    12,547,547.60x = 18,839,983.80 × 9,710,862.80
  4. Step 4: Simplify right side
    12,547,547.60x = 182,952,497,836,022.66
  5. Step 5: Solve for x
    x = 182,952,497,836,022.66/12,547,547.60
  6. Step 6: Final answer
    x = 14,580,737.50

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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.