Home / 22,759,075.52-31,407,222.12-12,970,102.40

Finding the Fourth Proportional to 22,759,075.52, 31,407,222.12 and 12,970,102.40

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Solution

The fourth proportional to 22,759,075.52, 31,407,222.12 and 12,970,102.40 is: 17,898,569.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,759,075.52 : 31,407,222.12 = 12,970,102.40 : x
  2. Step 2: Convert to fraction form
    22,759,075.52/31,407,222.12 = 12,970,102.40/x
  3. Step 3: Cross multiply
    22,759,075.52x = 31,407,222.12 × 12,970,102.40
  4. Step 4: Simplify right side
    22,759,075.52x = 407,354,886,995,945.12
  5. Step 5: Solve for x
    x = 407,354,886,995,945.12/22,759,075.52
  6. Step 6: Final answer
    x = 17,898,569.15

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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.