Home / 13,917,816,075.87-19,210,633,411.32-9,095,906,437.38

Finding the Fourth Proportional to 13,917,816,075.87, 19,210,633,411.32 and 9,095,906,437.38

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Solution

The fourth proportional to 13,917,816,075.87, 19,210,633,411.32 and 9,095,906,437.38 is: 12,554,995,924.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,917,816,075.87 : 19,210,633,411.32 = 9,095,906,437.38 : x
  2. Step 2: Convert to fraction form
    13,917,816,075.87/19,210,633,411.32 = 9,095,906,437.38/x
  3. Step 3: Cross multiply
    13,917,816,075.87x = 19,210,633,411.32 × 9,095,906,437.38
  4. Step 4: Simplify right side
    13,917,816,075.87x = 174,738,124,112,172,875,776
  5. Step 5: Solve for x
    x = 174,738,124,112,172,875,776/13,917,816,075.87
  6. Step 6: Final answer
    x = 12,554,995,924.62

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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.