Home / 30,918,547.60-46,363,824.60-11,742,931.60

Finding the Fourth Proportional to 30,918,547.60, 46,363,824.60 and 11,742,931.60

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Solution

The fourth proportional to 30,918,547.60, 46,363,824.60 and 11,742,931.60 is: 17,609,081.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,918,547.60 : 46,363,824.60 = 11,742,931.60 : x
  2. Step 2: Convert to fraction form
    30,918,547.60/46,363,824.60 = 11,742,931.60/x
  3. Step 3: Cross multiply
    30,918,547.60x = 46,363,824.60 × 11,742,931.60
  4. Step 4: Simplify right side
    30,918,547.60x = 544,447,220,992,197.38
  5. Step 5: Solve for x
    x = 544,447,220,992,197.38/30,918,547.60
  6. Step 6: Final answer
    x = 17,609,081.38

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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.